notebook/Root Cause Analysis.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Root Cause Analysis\n",
    "Goal: explain why there is an almost instsant transition between two events\n",
    "\n",
    "Approach:\n",
    "1. identify all events with a temporal difference smaller then X"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Investigate candidate events\n",
    "\n",
    "- Which events?\n",
    "- In how many cases is this the case?"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import sys\n",
    "sys.path.insert(1, '../')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "# own code\n",
    "from src.io import DOM_DEC, INT_DEC, PER, read_log, to_dataframe                 \n",
    "from src.insights import *\n",
    "from src.rca import *\n",
    "from src.util import stem\n",
    "\n",
    "# util\n",
    "from matplotlib import pyplot as plot\n",
    "from datetime import datetime, timedelta\n",
    "\n",
    "# Sklearn\n",
    "from sklearn.tree import DecisionTreeClassifier, export_graphviz\n",
    "from sklearn import metrics\n",
    "\n",
    "# Visualization\n",
    "import pydotplus\n",
    "from IPython.display import SVG\n",
    "from graphviz import Source"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Domestic Declarations"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "tags": []
   },
   "outputs": [
    {
     "output_type": "stream",
     "name": "stderr",
     "text": "parsing log, completed traces :: 100%|██████████| 6323/6323 [00:12<00:00, 515.36it/s]\n"
    }
   ],
   "source": [
    "log_dom_dec = read_log(INT_DEC)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "                                            pre  \\\n0                                    Start trip   \n1                                      End trip   \n2                  Permit SUBMITTED by EMPLOYEE   \n3               Permit APPROVED by PRE_APPROVER   \n4           Permit FINAL_APPROVED by SUPERVISOR   \n...                                         ...   \n64399         Declaration SUBMITTED by EMPLOYEE   \n64400    Declaration APPROVED by ADMINISTRATION   \n64401      Declaration APPROVED by BUDGET OWNER   \n64402  Declaration FINAL_APPROVED by SUPERVISOR   \n64403                           Request Payment   \n\n                                           post                     pre_ts  \\\n0                                      End trip  2017-01-09 00:00:00+01:00   \n1                  Permit SUBMITTED by EMPLOYEE  2017-01-11 00:00:00+01:00   \n2               Permit APPROVED by PRE_APPROVER  2017-01-23 12:12:42+01:00   \n3           Permit FINAL_APPROVED by SUPERVISOR  2017-01-23 12:12:45+01:00   \n4             Declaration SUBMITTED by EMPLOYEE  2017-01-23 12:19:11+01:00   \n...                                         ...                        ...   \n64399    Declaration APPROVED by ADMINISTRATION  2018-12-18 12:29:00+01:00   \n64400      Declaration APPROVED by BUDGET OWNER  2018-12-18 12:29:03+01:00   \n64401  Declaration FINAL_APPROVED by SUPERVISOR  2018-12-21 14:04:49+01:00   \n64402                           Request Payment  2018-12-28 05:15:50+01:00   \n64403                           Payment Handled  2019-01-02 10:26:31+01:00   \n\n                         post_ts         ts_delta        pre_role  \\\n0      2017-01-11 00:00:00+01:00  2 days 00:00:00        EMPLOYEE   \n1      2017-01-23 12:12:42+01:00 12 days 12:12:42        EMPLOYEE   \n2      2017-01-23 12:12:45+01:00  0 days 00:00:03        EMPLOYEE   \n3      2017-01-23 12:19:11+01:00  0 days 00:06:26    PRE_APPROVER   \n4      2017-01-28 18:21:04+01:00  5 days 06:01:53      SUPERVISOR   \n...                          ...              ...             ...   \n64399  2018-12-18 12:29:03+01:00  0 days 00:00:03        EMPLOYEE   \n64400  2018-12-21 14:04:49+01:00  3 days 01:35:46  ADMINISTRATION   \n64401  2018-12-28 05:15:50+01:00  6 days 15:11:01    BUDGET OWNER   \n64402  2019-01-02 10:26:31+01:00  5 days 05:10:41      SUPERVISOR   \n64403  2019-01-03 11:59:16+01:00  1 days 01:32:45       UNDEFINED   \n\n            post_role  \n0            EMPLOYEE  \n1            EMPLOYEE  \n2        PRE_APPROVER  \n3          SUPERVISOR  \n4            EMPLOYEE  \n...               ...  \n64399  ADMINISTRATION  \n64400    BUDGET OWNER  \n64401      SUPERVISOR  \n64402       UNDEFINED  \n64403       UNDEFINED  \n\n[64404 rows x 7 columns]",
      "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>pre</th>\n      <th>post</th>\n      <th>pre_ts</th>\n      <th>post_ts</th>\n      <th>ts_delta</th>\n      <th>pre_role</th>\n      <th>post_role</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>0</th>\n      <td>Start trip</td>\n      <td>End trip</td>\n      <td>2017-01-09 00:00:00+01:00</td>\n      <td>2017-01-11 00:00:00+01:00</td>\n      <td>2 days 00:00:00</td>\n      <td>EMPLOYEE</td>\n      <td>EMPLOYEE</td>\n    </tr>\n    <tr>\n      <th>1</th>\n      <td>End trip</td>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>2017-01-11 00:00:00+01:00</td>\n      <td>2017-01-23 12:12:42+01:00</td>\n      <td>12 days 12:12:42</td>\n      <td>EMPLOYEE</td>\n      <td>EMPLOYEE</td>\n    </tr>\n    <tr>\n      <th>2</th>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>Permit APPROVED by PRE_APPROVER</td>\n      <td>2017-01-23 12:12:42+01:00</td>\n      <td>2017-01-23 12:12:45+01:00</td>\n      <td>0 days 00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>PRE_APPROVER</td>\n    </tr>\n    <tr>\n      <th>3</th>\n      <td>Permit APPROVED by PRE_APPROVER</td>\n      <td>Permit FINAL_APPROVED by SUPERVISOR</td>\n      <td>2017-01-23 12:12:45+01:00</td>\n      <td>2017-01-23 12:19:11+01:00</td>\n      <td>0 days 00:06:26</td>\n      <td>PRE_APPROVER</td>\n      <td>SUPERVISOR</td>\n    </tr>\n    <tr>\n      <th>4</th>\n      <td>Permit FINAL_APPROVED by SUPERVISOR</td>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>2017-01-23 12:19:11+01:00</td>\n      <td>2017-01-28 18:21:04+01:00</td>\n      <td>5 days 06:01:53</td>\n      <td>SUPERVISOR</td>\n      <td>EMPLOYEE</td>\n    </tr>\n    <tr>\n      <th>...</th>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n    </tr>\n    <tr>\n      <th>64399</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>2018-12-18 12:29:00+01:00</td>\n      <td>2018-12-18 12:29:03+01:00</td>\n      <td>0 days 00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>ADMINISTRATION</td>\n    </tr>\n    <tr>\n      <th>64400</th>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>Declaration APPROVED by BUDGET OWNER</td>\n      <td>2018-12-18 12:29:03+01:00</td>\n      <td>2018-12-21 14:04:49+01:00</td>\n      <td>3 days 01:35:46</td>\n      <td>ADMINISTRATION</td>\n      <td>BUDGET OWNER</td>\n    </tr>\n    <tr>\n      <th>64401</th>\n      <td>Declaration APPROVED by BUDGET OWNER</td>\n      <td>Declaration FINAL_APPROVED by SUPERVISOR</td>\n      <td>2018-12-21 14:04:49+01:00</td>\n      <td>2018-12-28 05:15:50+01:00</td>\n      <td>6 days 15:11:01</td>\n      <td>BUDGET OWNER</td>\n      <td>SUPERVISOR</td>\n    </tr>\n    <tr>\n      <th>64402</th>\n      <td>Declaration FINAL_APPROVED by SUPERVISOR</td>\n      <td>Request Payment</td>\n      <td>2018-12-28 05:15:50+01:00</td>\n      <td>2019-01-02 10:26:31+01:00</td>\n      <td>5 days 05:10:41</td>\n      <td>SUPERVISOR</td>\n      <td>UNDEFINED</td>\n    </tr>\n    <tr>\n      <th>64403</th>\n      <td>Request Payment</td>\n      <td>Payment Handled</td>\n      <td>2019-01-02 10:26:31+01:00</td>\n      <td>2019-01-03 11:59:16+01:00</td>\n      <td>1 days 01:32:45</td>\n      <td>UNDEFINED</td>\n      <td>UNDEFINED</td>\n    </tr>\n  </tbody>\n</table>\n<p>64404 rows × 7 columns</p>\n</div>"
     },
     "metadata": {},
     "execution_count": 4
    }
   ],
   "source": [
    "features = flat_log(log_dom_dec, 2)\n",
    "features"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Filter all pair with ts_delta < $\\lambda$"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "lam = timedelta(minutes = 1)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {
    "tags": []
   },
   "outputs": [
    {
     "output_type": "stream",
     "name": "stdout",
     "text": "9127 pairs selected.\n"
    },
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "                                     pre  \\\n2           Permit SUBMITTED by EMPLOYEE   \n5      Declaration SUBMITTED by EMPLOYEE   \n8      Declaration SUBMITTED by EMPLOYEE   \n12     Declaration SUBMITTED by EMPLOYEE   \n17          Permit SUBMITTED by EMPLOYEE   \n...                                  ...   \n64384       Permit SUBMITTED by EMPLOYEE   \n64387                         Start trip   \n64389  Declaration SUBMITTED by EMPLOYEE   \n64393       Permit SUBMITTED by EMPLOYEE   \n64399  Declaration SUBMITTED by EMPLOYEE   \n\n                                           post                     pre_ts  \\\n2               Permit APPROVED by PRE_APPROVER  2017-01-23 12:12:42+01:00   \n5          Declaration REJECTED by PRE_APPROVER  2017-01-28 18:21:04+01:00   \n8          Declaration APPROVED by PRE_APPROVER  2017-02-01 19:55:37+01:00   \n12     Declaration FINAL_APPROVED by SUPERVISOR  2017-01-09 08:47:36+01:00   \n17          Permit FINAL_APPROVED by SUPERVISOR  2017-01-09 10:28:04+01:00   \n...                                         ...                        ...   \n64384         Permit APPROVED by ADMINISTRATION  2018-12-05 14:10:17+01:00   \n64387                                  End trip  2018-12-06 00:00:00+01:00   \n64389    Declaration APPROVED by ADMINISTRATION  2018-12-11 08:02:13+01:00   \n64393         Permit APPROVED by ADMINISTRATION  2018-12-09 17:41:05+01:00   \n64399    Declaration APPROVED by ADMINISTRATION  2018-12-18 12:29:00+01:00   \n\n                         post_ts ts_delta  pre_role       post_role  \n2      2017-01-23 12:12:45+01:00 00:00:03  EMPLOYEE    PRE_APPROVER  \n5      2017-01-28 18:21:13+01:00 00:00:09  EMPLOYEE    PRE_APPROVER  \n8      2017-02-01 19:55:42+01:00 00:00:05  EMPLOYEE    PRE_APPROVER  \n12     2017-01-09 08:48:00+01:00 00:00:24  EMPLOYEE      SUPERVISOR  \n17     2017-01-09 10:28:08+01:00 00:00:04  EMPLOYEE      SUPERVISOR  \n...                          ...      ...       ...             ...  \n64384  2018-12-05 14:10:43+01:00 00:00:26  EMPLOYEE  ADMINISTRATION  \n64387  2018-12-06 00:00:00+01:00 00:00:00  EMPLOYEE        EMPLOYEE  \n64389  2018-12-11 08:02:16+01:00 00:00:03  EMPLOYEE  ADMINISTRATION  \n64393  2018-12-09 17:41:07+01:00 00:00:02  EMPLOYEE  ADMINISTRATION  \n64399  2018-12-18 12:29:03+01:00 00:00:03  EMPLOYEE  ADMINISTRATION  \n\n[9127 rows x 7 columns]",
      "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>pre</th>\n      <th>post</th>\n      <th>pre_ts</th>\n      <th>post_ts</th>\n      <th>ts_delta</th>\n      <th>pre_role</th>\n      <th>post_role</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>2</th>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>Permit APPROVED by PRE_APPROVER</td>\n      <td>2017-01-23 12:12:42+01:00</td>\n      <td>2017-01-23 12:12:45+01:00</td>\n      <td>00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>PRE_APPROVER</td>\n    </tr>\n    <tr>\n      <th>5</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration REJECTED by PRE_APPROVER</td>\n      <td>2017-01-28 18:21:04+01:00</td>\n      <td>2017-01-28 18:21:13+01:00</td>\n      <td>00:00:09</td>\n      <td>EMPLOYEE</td>\n      <td>PRE_APPROVER</td>\n    </tr>\n    <tr>\n      <th>8</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration APPROVED by PRE_APPROVER</td>\n      <td>2017-02-01 19:55:37+01:00</td>\n      <td>2017-02-01 19:55:42+01:00</td>\n      <td>00:00:05</td>\n      <td>EMPLOYEE</td>\n      <td>PRE_APPROVER</td>\n    </tr>\n    <tr>\n      <th>12</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration FINAL_APPROVED by SUPERVISOR</td>\n      <td>2017-01-09 08:47:36+01:00</td>\n      <td>2017-01-09 08:48:00+01:00</td>\n      <td>00:00:24</td>\n      <td>EMPLOYEE</td>\n      <td>SUPERVISOR</td>\n    </tr>\n    <tr>\n      <th>17</th>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>Permit FINAL_APPROVED by SUPERVISOR</td>\n      <td>2017-01-09 10:28:04+01:00</td>\n      <td>2017-01-09 10:28:08+01:00</td>\n      <td>00:00:04</td>\n      <td>EMPLOYEE</td>\n      <td>SUPERVISOR</td>\n    </tr>\n    <tr>\n      <th>...</th>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n    </tr>\n    <tr>\n      <th>64384</th>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>Permit APPROVED by ADMINISTRATION</td>\n      <td>2018-12-05 14:10:17+01:00</td>\n      <td>2018-12-05 14:10:43+01:00</td>\n      <td>00:00:26</td>\n      <td>EMPLOYEE</td>\n      <td>ADMINISTRATION</td>\n    </tr>\n    <tr>\n      <th>64387</th>\n      <td>Start trip</td>\n      <td>End trip</td>\n      <td>2018-12-06 00:00:00+01:00</td>\n      <td>2018-12-06 00:00:00+01:00</td>\n      <td>00:00:00</td>\n      <td>EMPLOYEE</td>\n      <td>EMPLOYEE</td>\n    </tr>\n    <tr>\n      <th>64389</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>2018-12-11 08:02:13+01:00</td>\n      <td>2018-12-11 08:02:16+01:00</td>\n      <td>00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>ADMINISTRATION</td>\n    </tr>\n    <tr>\n      <th>64393</th>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>Permit APPROVED by ADMINISTRATION</td>\n      <td>2018-12-09 17:41:05+01:00</td>\n      <td>2018-12-09 17:41:07+01:00</td>\n      <td>00:00:02</td>\n      <td>EMPLOYEE</td>\n      <td>ADMINISTRATION</td>\n    </tr>\n    <tr>\n      <th>64399</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>2018-12-18 12:29:00+01:00</td>\n      <td>2018-12-18 12:29:03+01:00</td>\n      <td>00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>ADMINISTRATION</td>\n    </tr>\n  </tbody>\n</table>\n<p>9127 rows × 7 columns</p>\n</div>"
     },
     "metadata": {},
     "execution_count": 6
    }
   ],
   "source": [
    "selection = features[features['ts_delta'].apply(lambda x: x < lam)]\n",
    "print('%s pairs selected.' %len(selection))\n",
    "selection"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Print all pairs, that have a time difference less then $\\lambda$."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [],
   "source": [
    "unique_pre = features['pre'].unique()\n",
    "unique_post = features['post'].unique()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [],
   "source": [
    "tuples = []\n",
    "\n",
    "for events in unique_pre:\n",
    "    subset = features[features['pre'].apply(lambda name: name is events)]\n",
    "    \n",
    "    for idx, row in subset.iterrows():\n",
    "        tuples.append((row['pre'], row['post']))\n",
    "        \n",
    "tuples = list(set(tuples))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {
    "tags": []
   },
   "outputs": [
    {
     "output_type": "stream",
     "name": "stdout",
     "text": "0   Declaration APPROVED by PRE_APPROVER     --> Declaration FINAL_APPROVED by SUPERVISOR\n1   Send Reminder                            --> Send Reminder                           \n2   Permit APPROVED by PRE_APPROVER          --> Permit FINAL_APPROVED by SUPERVISOR     \n3   Declaration APPROVED by BUDGET OWNER     --> Declaration FINAL_APPROVED by SUPERVISOR\n4   Permit APPROVED by BUDGET OWNER          --> Permit FINAL_APPROVED by SUPERVISOR     \n5   Permit REJECTED by BUDGET OWNER          --> Permit REJECTED by EMPLOYEE             \n6   Permit FINAL_APPROVED by DIRECTOR        --> Start trip                              \n7   Permit FINAL_APPROVED by SUPERVISOR      --> Declaration SUBMITTED by EMPLOYEE       \n8   Declaration REJECTED by PRE_APPROVER     --> Declaration REJECTED by EMPLOYEE        \n9   Permit REJECTED by SUPERVISOR            --> Permit REJECTED by EMPLOYEE             \n10  Declaration REJECTED by EMPLOYEE         --> Declaration SUBMITTED by EMPLOYEE       \n11  Declaration FINAL_APPROVED by DIRECTOR   --> Request Payment                         \n12  Request Payment                          --> Payment Handled                         \n13  Declaration REJECTED by ADMINISTRATION   --> Declaration REJECTED by EMPLOYEE        \n14  Payment Handled                          --> Start trip                              \n15  Permit REJECTED by MISSING               --> Permit SUBMITTED by EMPLOYEE            \n16  Declaration REJECTED by DIRECTOR         --> Declaration REJECTED by EMPLOYEE        \n17  Declaration APPROVED by SUPERVISOR       --> Declaration FINAL_APPROVED by DIRECTOR  \n18  Declaration REJECTED by MISSING          --> Declaration SUBMITTED by EMPLOYEE       \n19  Start trip                               --> End trip                                \n20  Declaration FINAL_APPROVED by SUPERVISOR --> Request Payment                         \n21  Permit REJECTED by PRE_APPROVER          --> Permit REJECTED by EMPLOYEE             \n22  Declaration SAVED by EMPLOYEE            --> Start trip                              \n23  Permit REJECTED by EMPLOYEE              --> Permit SUBMITTED by EMPLOYEE            \n24  Declaration APPROVED by ADMINISTRATION   --> Declaration FINAL_APPROVED by SUPERVISOR\n25  Declaration SUBMITTED by EMPLOYEE        --> Declaration REJECTED by PRE_APPROVER    \n26  Permit APPROVED by SUPERVISOR            --> Permit FINAL_APPROVED by DIRECTOR       \n27  Permit SUBMITTED by EMPLOYEE             --> Permit APPROVED by PRE_APPROVER         \n28  Declaration REJECTED by SUPERVISOR       --> Declaration REJECTED by EMPLOYEE        \n29  Permit APPROVED by ADMINISTRATION        --> Permit FINAL_APPROVED by SUPERVISOR     \n30  Declaration REJECTED by BUDGET OWNER     --> Declaration REJECTED by EMPLOYEE        \n31  End trip                                 --> Permit SUBMITTED by EMPLOYEE            \n32  Permit REJECTED by ADMINISTRATION        --> Permit REJECTED by EMPLOYEE             \n"
    }
   ],
   "source": [
    "for idx, pair in enumerate(tuples):\n",
    "    print('{:<4d}{:<40s} --> {:<40s}'.format(idx, pair[0], pair[1]))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Enrich Event Log\n",
    "\n",
    "1. subselect rows, that contain pairs which are part of the candidates\n",
    "2. assign response variable\n",
    "3. classify"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Subselection"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "                                            pre  \\\n0                                    Start trip   \n1                                      End trip   \n2                  Permit SUBMITTED by EMPLOYEE   \n3               Permit APPROVED by PRE_APPROVER   \n4           Permit FINAL_APPROVED by SUPERVISOR   \n...                                         ...   \n64399         Declaration SUBMITTED by EMPLOYEE   \n64400    Declaration APPROVED by ADMINISTRATION   \n64401      Declaration APPROVED by BUDGET OWNER   \n64402  Declaration FINAL_APPROVED by SUPERVISOR   \n64403                           Request Payment   \n\n                                           post                     pre_ts  \\\n0                                      End trip  2017-01-09 00:00:00+01:00   \n1                  Permit SUBMITTED by EMPLOYEE  2017-01-11 00:00:00+01:00   \n2               Permit APPROVED by PRE_APPROVER  2017-01-23 12:12:42+01:00   \n3           Permit FINAL_APPROVED by SUPERVISOR  2017-01-23 12:12:45+01:00   \n4             Declaration SUBMITTED by EMPLOYEE  2017-01-23 12:19:11+01:00   \n...                                         ...                        ...   \n64399    Declaration APPROVED by ADMINISTRATION  2018-12-18 12:29:00+01:00   \n64400      Declaration APPROVED by BUDGET OWNER  2018-12-18 12:29:03+01:00   \n64401  Declaration FINAL_APPROVED by SUPERVISOR  2018-12-21 14:04:49+01:00   \n64402                           Request Payment  2018-12-28 05:15:50+01:00   \n64403                           Payment Handled  2019-01-02 10:26:31+01:00   \n\n                         post_ts         ts_delta        pre_role  \\\n0      2017-01-11 00:00:00+01:00  2 days 00:00:00        EMPLOYEE   \n1      2017-01-23 12:12:42+01:00 12 days 12:12:42        EMPLOYEE   \n2      2017-01-23 12:12:45+01:00  0 days 00:00:03        EMPLOYEE   \n3      2017-01-23 12:19:11+01:00  0 days 00:06:26    PRE_APPROVER   \n4      2017-01-28 18:21:04+01:00  5 days 06:01:53      SUPERVISOR   \n...                          ...              ...             ...   \n64399  2018-12-18 12:29:03+01:00  0 days 00:00:03        EMPLOYEE   \n64400  2018-12-21 14:04:49+01:00  3 days 01:35:46  ADMINISTRATION   \n64401  2018-12-28 05:15:50+01:00  6 days 15:11:01    BUDGET OWNER   \n64402  2019-01-02 10:26:31+01:00  5 days 05:10:41      SUPERVISOR   \n64403  2019-01-03 11:59:16+01:00  1 days 01:32:45       UNDEFINED   \n\n            post_role  \n0            EMPLOYEE  \n1            EMPLOYEE  \n2        PRE_APPROVER  \n3          SUPERVISOR  \n4            EMPLOYEE  \n...               ...  \n64399  ADMINISTRATION  \n64400    BUDGET OWNER  \n64401      SUPERVISOR  \n64402       UNDEFINED  \n64403       UNDEFINED  \n\n[64404 rows x 7 columns]",
      "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>pre</th>\n      <th>post</th>\n      <th>pre_ts</th>\n      <th>post_ts</th>\n      <th>ts_delta</th>\n      <th>pre_role</th>\n      <th>post_role</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>0</th>\n      <td>Start trip</td>\n      <td>End trip</td>\n      <td>2017-01-09 00:00:00+01:00</td>\n      <td>2017-01-11 00:00:00+01:00</td>\n      <td>2 days 00:00:00</td>\n      <td>EMPLOYEE</td>\n      <td>EMPLOYEE</td>\n    </tr>\n    <tr>\n      <th>1</th>\n      <td>End trip</td>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>2017-01-11 00:00:00+01:00</td>\n      <td>2017-01-23 12:12:42+01:00</td>\n      <td>12 days 12:12:42</td>\n      <td>EMPLOYEE</td>\n      <td>EMPLOYEE</td>\n    </tr>\n    <tr>\n      <th>2</th>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>Permit APPROVED by PRE_APPROVER</td>\n      <td>2017-01-23 12:12:42+01:00</td>\n      <td>2017-01-23 12:12:45+01:00</td>\n      <td>0 days 00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>PRE_APPROVER</td>\n    </tr>\n    <tr>\n      <th>3</th>\n      <td>Permit APPROVED by PRE_APPROVER</td>\n      <td>Permit FINAL_APPROVED by SUPERVISOR</td>\n      <td>2017-01-23 12:12:45+01:00</td>\n      <td>2017-01-23 12:19:11+01:00</td>\n      <td>0 days 00:06:26</td>\n      <td>PRE_APPROVER</td>\n      <td>SUPERVISOR</td>\n    </tr>\n    <tr>\n      <th>4</th>\n      <td>Permit FINAL_APPROVED by SUPERVISOR</td>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>2017-01-23 12:19:11+01:00</td>\n      <td>2017-01-28 18:21:04+01:00</td>\n      <td>5 days 06:01:53</td>\n      <td>SUPERVISOR</td>\n      <td>EMPLOYEE</td>\n    </tr>\n    <tr>\n      <th>...</th>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n    </tr>\n    <tr>\n      <th>64399</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>2018-12-18 12:29:00+01:00</td>\n      <td>2018-12-18 12:29:03+01:00</td>\n      <td>0 days 00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>ADMINISTRATION</td>\n    </tr>\n    <tr>\n      <th>64400</th>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>Declaration APPROVED by BUDGET OWNER</td>\n      <td>2018-12-18 12:29:03+01:00</td>\n      <td>2018-12-21 14:04:49+01:00</td>\n      <td>3 days 01:35:46</td>\n      <td>ADMINISTRATION</td>\n      <td>BUDGET OWNER</td>\n    </tr>\n    <tr>\n      <th>64401</th>\n      <td>Declaration APPROVED by BUDGET OWNER</td>\n      <td>Declaration FINAL_APPROVED by SUPERVISOR</td>\n      <td>2018-12-21 14:04:49+01:00</td>\n      <td>2018-12-28 05:15:50+01:00</td>\n      <td>6 days 15:11:01</td>\n      <td>BUDGET OWNER</td>\n      <td>SUPERVISOR</td>\n    </tr>\n    <tr>\n      <th>64402</th>\n      <td>Declaration FINAL_APPROVED by SUPERVISOR</td>\n      <td>Request Payment</td>\n      <td>2018-12-28 05:15:50+01:00</td>\n      <td>2019-01-02 10:26:31+01:00</td>\n      <td>5 days 05:10:41</td>\n      <td>SUPERVISOR</td>\n      <td>UNDEFINED</td>\n    </tr>\n    <tr>\n      <th>64403</th>\n      <td>Request Payment</td>\n      <td>Payment Handled</td>\n      <td>2019-01-02 10:26:31+01:00</td>\n      <td>2019-01-03 11:59:16+01:00</td>\n      <td>1 days 01:32:45</td>\n      <td>UNDEFINED</td>\n      <td>UNDEFINED</td>\n    </tr>\n  </tbody>\n</table>\n<p>64404 rows × 7 columns</p>\n</div>"
     },
     "metadata": {},
     "execution_count": 11
    }
   ],
   "source": [
    "sub_features = features[(features['pre'].apply(lambda x: x in unique_pre)) & (features['post'].apply(lambda x: x in unique_post))]\n",
    "sub_features"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "It seems, that all availible activity pairs in the log violate at some point the temporal threshhold."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Add Response Variable"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "                                            pre  \\\n0                                    Start trip   \n1                                      End trip   \n2                  Permit SUBMITTED by EMPLOYEE   \n3               Permit APPROVED by PRE_APPROVER   \n4           Permit FINAL_APPROVED by SUPERVISOR   \n...                                         ...   \n64399         Declaration SUBMITTED by EMPLOYEE   \n64400    Declaration APPROVED by ADMINISTRATION   \n64401      Declaration APPROVED by BUDGET OWNER   \n64402  Declaration FINAL_APPROVED by SUPERVISOR   \n64403                           Request Payment   \n\n                                           post                     pre_ts  \\\n0                                      End trip  2017-01-09 00:00:00+01:00   \n1                  Permit SUBMITTED by EMPLOYEE  2017-01-11 00:00:00+01:00   \n2               Permit APPROVED by PRE_APPROVER  2017-01-23 12:12:42+01:00   \n3           Permit FINAL_APPROVED by SUPERVISOR  2017-01-23 12:12:45+01:00   \n4             Declaration SUBMITTED by EMPLOYEE  2017-01-23 12:19:11+01:00   \n...                                         ...                        ...   \n64399    Declaration APPROVED by ADMINISTRATION  2018-12-18 12:29:00+01:00   \n64400      Declaration APPROVED by BUDGET OWNER  2018-12-18 12:29:03+01:00   \n64401  Declaration FINAL_APPROVED by SUPERVISOR  2018-12-21 14:04:49+01:00   \n64402                           Request Payment  2018-12-28 05:15:50+01:00   \n64403                           Payment Handled  2019-01-02 10:26:31+01:00   \n\n                         post_ts         ts_delta        pre_role  \\\n0      2017-01-11 00:00:00+01:00  2 days 00:00:00        EMPLOYEE   \n1      2017-01-23 12:12:42+01:00 12 days 12:12:42        EMPLOYEE   \n2      2017-01-23 12:12:45+01:00  0 days 00:00:03        EMPLOYEE   \n3      2017-01-23 12:19:11+01:00  0 days 00:06:26    PRE_APPROVER   \n4      2017-01-28 18:21:04+01:00  5 days 06:01:53      SUPERVISOR   \n...                          ...              ...             ...   \n64399  2018-12-18 12:29:03+01:00  0 days 00:00:03        EMPLOYEE   \n64400  2018-12-21 14:04:49+01:00  3 days 01:35:46  ADMINISTRATION   \n64401  2018-12-28 05:15:50+01:00  6 days 15:11:01    BUDGET OWNER   \n64402  2019-01-02 10:26:31+01:00  5 days 05:10:41      SUPERVISOR   \n64403  2019-01-03 11:59:16+01:00  1 days 01:32:45       UNDEFINED   \n\n            post_role  class  \n0            EMPLOYEE  False  \n1            EMPLOYEE  False  \n2        PRE_APPROVER   True  \n3          SUPERVISOR  False  \n4            EMPLOYEE  False  \n...               ...    ...  \n64399  ADMINISTRATION   True  \n64400    BUDGET OWNER  False  \n64401      SUPERVISOR  False  \n64402       UNDEFINED  False  \n64403       UNDEFINED  False  \n\n[64404 rows x 8 columns]",
      "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>pre</th>\n      <th>post</th>\n      <th>pre_ts</th>\n      <th>post_ts</th>\n      <th>ts_delta</th>\n      <th>pre_role</th>\n      <th>post_role</th>\n      <th>class</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>0</th>\n      <td>Start trip</td>\n      <td>End trip</td>\n      <td>2017-01-09 00:00:00+01:00</td>\n      <td>2017-01-11 00:00:00+01:00</td>\n      <td>2 days 00:00:00</td>\n      <td>EMPLOYEE</td>\n      <td>EMPLOYEE</td>\n      <td>False</td>\n    </tr>\n    <tr>\n      <th>1</th>\n      <td>End trip</td>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>2017-01-11 00:00:00+01:00</td>\n      <td>2017-01-23 12:12:42+01:00</td>\n      <td>12 days 12:12:42</td>\n      <td>EMPLOYEE</td>\n      <td>EMPLOYEE</td>\n      <td>False</td>\n    </tr>\n    <tr>\n      <th>2</th>\n      <td>Permit SUBMITTED by EMPLOYEE</td>\n      <td>Permit APPROVED by PRE_APPROVER</td>\n      <td>2017-01-23 12:12:42+01:00</td>\n      <td>2017-01-23 12:12:45+01:00</td>\n      <td>0 days 00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>PRE_APPROVER</td>\n      <td>True</td>\n    </tr>\n    <tr>\n      <th>3</th>\n      <td>Permit APPROVED by PRE_APPROVER</td>\n      <td>Permit FINAL_APPROVED by SUPERVISOR</td>\n      <td>2017-01-23 12:12:45+01:00</td>\n      <td>2017-01-23 12:19:11+01:00</td>\n      <td>0 days 00:06:26</td>\n      <td>PRE_APPROVER</td>\n      <td>SUPERVISOR</td>\n      <td>False</td>\n    </tr>\n    <tr>\n      <th>4</th>\n      <td>Permit FINAL_APPROVED by SUPERVISOR</td>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>2017-01-23 12:19:11+01:00</td>\n      <td>2017-01-28 18:21:04+01:00</td>\n      <td>5 days 06:01:53</td>\n      <td>SUPERVISOR</td>\n      <td>EMPLOYEE</td>\n      <td>False</td>\n    </tr>\n    <tr>\n      <th>...</th>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n      <td>...</td>\n    </tr>\n    <tr>\n      <th>64399</th>\n      <td>Declaration SUBMITTED by EMPLOYEE</td>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>2018-12-18 12:29:00+01:00</td>\n      <td>2018-12-18 12:29:03+01:00</td>\n      <td>0 days 00:00:03</td>\n      <td>EMPLOYEE</td>\n      <td>ADMINISTRATION</td>\n      <td>True</td>\n    </tr>\n    <tr>\n      <th>64400</th>\n      <td>Declaration APPROVED by ADMINISTRATION</td>\n      <td>Declaration APPROVED by BUDGET OWNER</td>\n      <td>2018-12-18 12:29:03+01:00</td>\n      <td>2018-12-21 14:04:49+01:00</td>\n      <td>3 days 01:35:46</td>\n      <td>ADMINISTRATION</td>\n      <td>BUDGET OWNER</td>\n      <td>False</td>\n    </tr>\n    <tr>\n      <th>64401</th>\n      <td>Declaration APPROVED by BUDGET OWNER</td>\n      <td>Declaration FINAL_APPROVED by SUPERVISOR</td>\n      <td>2018-12-21 14:04:49+01:00</td>\n      <td>2018-12-28 05:15:50+01:00</td>\n      <td>6 days 15:11:01</td>\n      <td>BUDGET OWNER</td>\n      <td>SUPERVISOR</td>\n      <td>False</td>\n    </tr>\n    <tr>\n      <th>64402</th>\n      <td>Declaration FINAL_APPROVED by SUPERVISOR</td>\n      <td>Request Payment</td>\n      <td>2018-12-28 05:15:50+01:00</td>\n      <td>2019-01-02 10:26:31+01:00</td>\n      <td>5 days 05:10:41</td>\n      <td>SUPERVISOR</td>\n      <td>UNDEFINED</td>\n      <td>False</td>\n    </tr>\n    <tr>\n      <th>64403</th>\n      <td>Request Payment</td>\n      <td>Payment Handled</td>\n      <td>2019-01-02 10:26:31+01:00</td>\n      <td>2019-01-03 11:59:16+01:00</td>\n      <td>1 days 01:32:45</td>\n      <td>UNDEFINED</td>\n      <td>UNDEFINED</td>\n      <td>False</td>\n    </tr>\n  </tbody>\n</table>\n<p>64404 rows × 8 columns</p>\n</div>"
     },
     "metadata": {},
     "execution_count": 13
    }
   ],
   "source": [
    "response = features['ts_delta'].apply(lambda ts: ts <= lam)\n",
    "sub_features['class'] = response\n",
    "sub_features"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Count the number of elements per class:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {
    "tags": []
   },
   "outputs": [
    {
     "output_type": "stream",
     "name": "stdout",
     "text": "above: 55261, below: 9143, total: 64404\n"
    }
   ],
   "source": [
    "above = len(sub_features[sub_features['class'] == False]['class'])\n",
    "below = len(sub_features[sub_features['class'] == True]['class'])\n",
    "print('above: %s, below: %s, total: %s' %(above, below, above + below))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "output_type": "display_data",
     "data": {
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\n"
     },
     "metadata": {
      "needs_background": "light"
     }
    }
   ],
   "source": [
    "fig = plot.figure(figsize=[2.4, 1.3], dpi=150)\n",
    "ax = fig.add_axes([0, 0, 1, 1])\n",
    "ax.bar(['False', 'True'], [above, below])\n",
    "ax.set_title('Class Ratio')\n",
    "plot.show()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "The classes are highly unbalanced."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Classification"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {},
   "outputs": [],
   "source": [
    "feature_labels = list(filter(lambda label: label is not 'class', sub_features.columns))\n",
    "X = feature_labels\n",
    "Y = sub_features['class']"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Normalize and One-hot-encode Categorical Features"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Build blacklist:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "{'ADMINISTRATION',\n 'BUDGET OWNER',\n 'DIRECTOR',\n 'Declaration',\n 'EMPLOYEE',\n 'MISSING',\n 'PRE_APPROVER',\n 'SUPERVISOR',\n 'UNDEFINED',\n 'by'}"
     },
     "metadata": {},
     "execution_count": 17
    }
   ],
   "source": [
    "blacklist = ['Declaration', 'by'] + list(sub_features['pre_role'].unique()) + list(sub_features['post_role'].unique())\n",
    "blacklist = set(blacklist)\n",
    "blacklist"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Replace values by normalized labels:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [],
   "source": [
    "sub_features['pre'] = sub_features['pre'].apply(lambda x: stem(x, blacklist))\n",
    "sub_features['post'] = sub_features['post'].apply(lambda x: stem(x, blacklist))\n",
    "# sub_features"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>pre</th>\n",
       "      <th>post</th>\n",
       "      <th>pre_ts</th>\n",
       "      <th>post_ts</th>\n",
       "      <th>ts_delta</th>\n",
       "      <th>pre_role</th>\n",
       "      <th>post_role</th>\n",
       "      <th>class</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>SUBMITTED</td>\n",
       "      <td>FINAL_APPROVED</td>\n",
       "      <td>2017-01-09 09:49:50+01:00</td>\n",
       "      <td>2017-01-09 11:27:48+01:00</td>\n",
       "      <td>0 days 01:37:58</td>\n",
       "      <td>EMPLOYEE</td>\n",
       "      <td>SUPERVISOR</td>\n",
       "      <td>False</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>FINAL_APPROVED</td>\n",
       "      <td>Request Payment</td>\n",
       "      <td>2017-01-09 11:27:48+01:00</td>\n",
       "      <td>2017-01-10 09:34:44+01:00</td>\n",
       "      <td>0 days 22:06:56</td>\n",
       "      <td>SUPERVISOR</td>\n",
       "      <td>UNDEFINED</td>\n",
       "      <td>False</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>Request Payment</td>\n",
       "      <td>Payment Handled</td>\n",
       "      <td>2017-01-10 09:34:44+01:00</td>\n",
       "      <td>2017-01-12 17:31:22+01:00</td>\n",
       "      <td>2 days 07:56:38</td>\n",
       "      <td>UNDEFINED</td>\n",
       "      <td>UNDEFINED</td>\n",
       "      <td>False</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>SUBMITTED</td>\n",
       "      <td>APPROVED</td>\n",
       "      <td>2017-01-09 10:26:14+01:00</td>\n",
       "      <td>2017-02-22 10:29:21+01:00</td>\n",
       "      <td>44 days 00:03:07</td>\n",
       "      <td>EMPLOYEE</td>\n",
       "      <td>PRE_APPROVER</td>\n",
       "      <td>False</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>APPROVED</td>\n",
       "      <td>FINAL_APPROVED</td>\n",
       "      <td>2017-02-22 10:29:21+01:00</td>\n",
       "      <td>2017-02-23 08:14:45+01:00</td>\n",
       "      <td>0 days 21:45:24</td>\n",
       "      <td>PRE_APPROVER</td>\n",
       "      <td>SUPERVISOR</td>\n",
       "      <td>False</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "               pre             post                     pre_ts  \\\n",
       "0        SUBMITTED   FINAL_APPROVED  2017-01-09 09:49:50+01:00   \n",
       "1   FINAL_APPROVED  Request Payment  2017-01-09 11:27:48+01:00   \n",
       "2  Request Payment  Payment Handled  2017-01-10 09:34:44+01:00   \n",
       "3        SUBMITTED         APPROVED  2017-01-09 10:26:14+01:00   \n",
       "4         APPROVED   FINAL_APPROVED  2017-02-22 10:29:21+01:00   \n",
       "\n",
       "                     post_ts         ts_delta      pre_role     post_role  \\\n",
       "0  2017-01-09 11:27:48+01:00  0 days 01:37:58      EMPLOYEE    SUPERVISOR   \n",
       "1  2017-01-10 09:34:44+01:00  0 days 22:06:56    SUPERVISOR     UNDEFINED   \n",
       "2  2017-01-12 17:31:22+01:00  2 days 07:56:38     UNDEFINED     UNDEFINED   \n",
       "3  2017-02-22 10:29:21+01:00 44 days 00:03:07      EMPLOYEE  PRE_APPROVER   \n",
       "4  2017-02-23 08:14:45+01:00  0 days 21:45:24  PRE_APPROVER    SUPERVISOR   \n",
       "\n",
       "   class  \n",
       "0  False  \n",
       "1  False  \n",
       "2  False  \n",
       "3  False  \n",
       "4  False  "
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sub_features.head()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Since sklearn's DecissionTreeClassifier can only handle numeric values, we have to encode all categorical vaules. For that, we use one-hot-encoding:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "       pre_APPROVED BUDGET OWNER  pre_End trip  pre_FINAL_APPROVED  \\\n64399                          0             0                   0   \n64400                          0             0                   0   \n64401                          1             0                   0   \n64402                          0             0                   1   \n64403                          0             0                   0   \n\n       pre_Payment Handled  pre_Permit APPROVED  \\\n64399                    0                    0   \n64400                    0                    0   \n64401                    0                    0   \n64402                    0                    0   \n64403                    0                    0   \n\n       pre_Permit APPROVED BUDGET OWNER  pre_Permit FINAL_APPROVED  \\\n64399                                 0                          0   \n64400                                 0                          0   \n64401                                 0                          0   \n64402                                 0                          0   \n64403                                 0                          0   \n\n       pre_Permit REJECTED  pre_Permit REJECTED BUDGET OWNER  \\\n64399                    0                                 0   \n64400                    0                                 0   \n64401                    0                                 0   \n64402                    0                                 0   \n64403                    0                                 0   \n\n       pre_Permit SUBMITTED  ...  pre_role_PRE_APPROVER  pre_role_SUPERVISOR  \\\n64399                     0  ...                      0                    0   \n64400                     0  ...                      0                    0   \n64401                     0  ...                      0                    0   \n64402                     0  ...                      0                    1   \n64403                     0  ...                      0                    0   \n\n       pre_role_UNDEFINED  post_role_BUDGET OWNER  post_role_DIRECTOR  \\\n64399                   0                       0                   0   \n64400                   0                       1                   0   \n64401                   0                       0                   0   \n64402                   0                       0                   0   \n64403                   1                       0                   0   \n\n       post_role_EMPLOYEE  post_role_MISSING  post_role_PRE_APPROVER  \\\n64399                   0                  0                       0   \n64400                   0                  0                       0   \n64401                   0                  0                       0   \n64402                   0                  0                       0   \n64403                   0                  0                       0   \n\n       post_role_SUPERVISOR  post_role_UNDEFINED  \n64399                     0                    0  \n64400                     0                    0  \n64401                     1                    0  \n64402                     0                    1  \n64403                     0                    1  \n\n[5 rows x 48 columns]",
      "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>pre_APPROVED BUDGET OWNER</th>\n      <th>pre_End trip</th>\n      <th>pre_FINAL_APPROVED</th>\n      <th>pre_Payment Handled</th>\n      <th>pre_Permit APPROVED</th>\n      <th>pre_Permit APPROVED BUDGET OWNER</th>\n      <th>pre_Permit FINAL_APPROVED</th>\n      <th>pre_Permit REJECTED</th>\n      <th>pre_Permit REJECTED BUDGET OWNER</th>\n      <th>pre_Permit SUBMITTED</th>\n      <th>...</th>\n      <th>pre_role_PRE_APPROVER</th>\n      <th>pre_role_SUPERVISOR</th>\n      <th>pre_role_UNDEFINED</th>\n      <th>post_role_BUDGET OWNER</th>\n      <th>post_role_DIRECTOR</th>\n      <th>post_role_EMPLOYEE</th>\n      <th>post_role_MISSING</th>\n      <th>post_role_PRE_APPROVER</th>\n      <th>post_role_SUPERVISOR</th>\n      <th>post_role_UNDEFINED</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>64399</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n    </tr>\n    <tr>\n      <th>64400</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n    </tr>\n    <tr>\n      <th>64401</th>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n    </tr>\n    <tr>\n      <th>64402</th>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n    </tr>\n    <tr>\n      <th>64403</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n    </tr>\n  </tbody>\n</table>\n<p>5 rows × 48 columns</p>\n</div>"
     },
     "metadata": {},
     "execution_count": 19
    }
   ],
   "source": [
    "encoded_features = pd.get_dummies(sub_features[['pre', 'post', 'pre_role', 'post_role']], drop_first=True)\n",
    "encoded_features.tail()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Join encoded features with the numeric features:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "metadata": {},
   "outputs": [],
   "source": [
    "pre_ts = sub_features['pre_ts'].apply(lambda ts: ts.timestamp())\n",
    "post_ts = sub_features['post_ts'].apply(lambda ts: ts.timestamp())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "metadata": {},
   "outputs": [],
   "source": [
    "encoded_features = encoded_features.join(pd.DataFrame(pre_ts))\n",
    "encoded_features = encoded_features.join(pd.DataFrame(post_ts))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Inspect result:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "   pre_APPROVED BUDGET OWNER  pre_End trip  pre_FINAL_APPROVED  \\\n0                          0             0                   0   \n1                          0             1                   0   \n2                          0             0                   0   \n3                          0             0                   0   \n4                          0             0                   0   \n\n   pre_Payment Handled  pre_Permit APPROVED  pre_Permit APPROVED BUDGET OWNER  \\\n0                    0                    0                                 0   \n1                    0                    0                                 0   \n2                    0                    0                                 0   \n3                    0                    1                                 0   \n4                    0                    0                                 0   \n\n   pre_Permit FINAL_APPROVED  pre_Permit REJECTED  \\\n0                          0                    0   \n1                          0                    0   \n2                          0                    0   \n3                          0                    0   \n4                          1                    0   \n\n   pre_Permit REJECTED BUDGET OWNER  pre_Permit SUBMITTED  ...  \\\n0                                 0                     0  ...   \n1                                 0                     0  ...   \n2                                 0                     1  ...   \n3                                 0                     0  ...   \n4                                 0                     0  ...   \n\n   pre_role_UNDEFINED  post_role_BUDGET OWNER  post_role_DIRECTOR  \\\n0                   0                       0                   0   \n1                   0                       0                   0   \n2                   0                       0                   0   \n3                   0                       0                   0   \n4                   0                       0                   0   \n\n   post_role_EMPLOYEE  post_role_MISSING  post_role_PRE_APPROVER  \\\n0                   1                  0                       0   \n1                   1                  0                       0   \n2                   0                  0                       1   \n3                   0                  0                       0   \n4                   1                  0                       0   \n\n   post_role_SUPERVISOR  post_role_UNDEFINED        pre_ts       post_ts  \n0                     0                    0  1.483916e+09  1.484089e+09  \n1                     0                    0  1.484089e+09  1.485170e+09  \n2                     0                    0  1.485170e+09  1.485170e+09  \n3                     1                    0  1.485170e+09  1.485170e+09  \n4                     0                    0  1.485170e+09  1.485624e+09  \n\n[5 rows x 50 columns]",
      "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>pre_APPROVED BUDGET OWNER</th>\n      <th>pre_End trip</th>\n      <th>pre_FINAL_APPROVED</th>\n      <th>pre_Payment Handled</th>\n      <th>pre_Permit APPROVED</th>\n      <th>pre_Permit APPROVED BUDGET OWNER</th>\n      <th>pre_Permit FINAL_APPROVED</th>\n      <th>pre_Permit REJECTED</th>\n      <th>pre_Permit REJECTED BUDGET OWNER</th>\n      <th>pre_Permit SUBMITTED</th>\n      <th>...</th>\n      <th>pre_role_UNDEFINED</th>\n      <th>post_role_BUDGET OWNER</th>\n      <th>post_role_DIRECTOR</th>\n      <th>post_role_EMPLOYEE</th>\n      <th>post_role_MISSING</th>\n      <th>post_role_PRE_APPROVER</th>\n      <th>post_role_SUPERVISOR</th>\n      <th>post_role_UNDEFINED</th>\n      <th>pre_ts</th>\n      <th>post_ts</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>0</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1.483916e+09</td>\n      <td>1.484089e+09</td>\n    </tr>\n    <tr>\n      <th>1</th>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1.484089e+09</td>\n      <td>1.485170e+09</td>\n    </tr>\n    <tr>\n      <th>2</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1.485170e+09</td>\n      <td>1.485170e+09</td>\n    </tr>\n    <tr>\n      <th>3</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>1.485170e+09</td>\n      <td>1.485170e+09</td>\n    </tr>\n    <tr>\n      <th>4</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1.485170e+09</td>\n      <td>1.485624e+09</td>\n    </tr>\n  </tbody>\n</table>\n<p>5 rows × 50 columns</p>\n</div>"
     },
     "metadata": {},
     "execution_count": 22
    }
   ],
   "source": [
    "encoded_features.head()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Learn decission tree:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "metadata": {},
   "outputs": [],
   "source": [
    "clf = DecisionTreeClassifier(max_depth=5)\n",
    "clf = clf.fit(encoded_features, Y)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Visualize Decission Tree"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": "<IPython.core.display.SVG object>",
      "image/svg+xml": "<svg height=\"671pt\" viewBox=\"0.00 0.00 3107.50 671.00\" width=\"3108pt\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n<g class=\"graph\" id=\"graph0\" transform=\"scale(1 1) rotate(0) translate(4 667)\">\n<title>Tree</title>\n<polygon fill=\"white\" points=\"-4,4 -4,-667 3103.5,-667 3103.5,4 -4,4\" stroke=\"transparent\"/>\n<!-- 0 -->\n<g class=\"node\" id=\"node1\">\n<title>0</title>\n<path d=\"M1944,-663C1944,-663 1748,-663 1748,-663 1742,-663 1736,-657 1736,-651 1736,-651 1736,-592 1736,-592 1736,-586 1742,-580 1748,-580 1748,-580 1944,-580 1944,-580 1950,-580 1956,-586 1956,-592 1956,-592 1956,-651 1956,-651 1956,-657 1950,-663 1944,-663\" fill=\"#e9965a\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1744\" y=\"-647.8\">pre_Permit SUBMITTED ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1802\" y=\"-632.8\">gini = 0.244</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1784\" y=\"-617.8\">samples = 64404</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1766\" y=\"-602.8\">value = [55261, 9143]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1813.5\" y=\"-587.8\">class = 0</text>\n</g>\n<!-- 1 -->\n<g class=\"node\" id=\"node2\">\n<title>1</title>\n<path d=\"M1591,-544C1591,-544 1439,-544 1439,-544 1433,-544 1427,-538 1427,-532 1427,-532 1427,-473 1427,-473 1427,-467 1433,-461 1439,-461 1439,-461 1591,-461 1591,-461 1597,-461 1603,-467 1603,-473 1603,-473 1603,-532 1603,-532 1603,-538 1597,-544 1591,-544\" fill=\"#e78946\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1437.5\" y=\"-528.8\">pre_SUBMITTED ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1471\" y=\"-513.8\">gini = 0.118</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1453\" y=\"-498.8\">samples = 58282</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1435\" y=\"-483.8\">value = [54601, 3681]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1482.5\" y=\"-468.8\">class = 0</text>\n</g>\n<!-- 0&#45;&gt;1 -->\n<g class=\"edge\" id=\"edge1\">\n<title>0-&gt;1</title>\n<path d=\"M1735.78,-581.54C1695.99,-567.48 1651.39,-551.71 1612.74,-538.05\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1613.65,-534.66 1603.05,-534.62 1611.31,-541.26 1613.65,-534.66\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"middle\" x=\"1613.83\" y=\"-553.48\">True</text>\n</g>\n<!-- 28 -->\n<g class=\"node\" id=\"node29\">\n<title>28</title>\n<path d=\"M2315.5,-544C2315.5,-544 2136.5,-544 2136.5,-544 2130.5,-544 2124.5,-538 2124.5,-532 2124.5,-532 2124.5,-473 2124.5,-473 2124.5,-467 2130.5,-461 2136.5,-461 2136.5,-461 2315.5,-461 2315.5,-461 2321.5,-461 2327.5,-467 2327.5,-473 2327.5,-473 2327.5,-532 2327.5,-532 2327.5,-538 2321.5,-544 2315.5,-544\" fill=\"#51a9e8\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2132.5\" y=\"-528.8\">post_role_EMPLOYEE ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2182\" y=\"-513.8\">gini = 0.192</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2168.5\" y=\"-498.8\">samples = 6122</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2155\" y=\"-483.8\">value = [660, 5462]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2193.5\" y=\"-468.8\">class = 1</text>\n</g>\n<!-- 0&#45;&gt;28 -->\n<g class=\"edge\" id=\"edge28\">\n<title>0-&gt;28</title>\n<path d=\"M1956.17,-586.58C2005.89,-571.27 2064.53,-553.22 2114.42,-537.86\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2115.75,-541.11 2124.28,-534.82 2113.69,-534.42 2115.75,-541.11\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"middle\" x=\"2112.58\" y=\"-553.22\">False</text>\n</g>\n<!-- 2 -->\n<g class=\"node\" id=\"node3\">\n<title>2</title>\n<path d=\"M843.5,-425C843.5,-425 700.5,-425 700.5,-425 694.5,-425 688.5,-419 688.5,-413 688.5,-413 688.5,-354 688.5,-354 688.5,-348 694.5,-342 700.5,-342 700.5,-342 843.5,-342 843.5,-342 849.5,-342 855.5,-348 855.5,-354 855.5,-354 855.5,-413 855.5,-413 855.5,-419 849.5,-425 843.5,-425\" fill=\"#e5823b\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"704\" y=\"-409.8\">post_End trip ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"728\" y=\"-394.8\">gini = 0.021</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"710\" y=\"-379.8\">samples = 50331</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"696.5\" y=\"-364.8\">value = [49789, 542]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"739.5\" y=\"-349.8\">class = 0</text>\n</g>\n<!-- 1&#45;&gt;2 -->\n<g class=\"edge\" id=\"edge2\">\n<title>1-&gt;2</title>\n<path d=\"M1426.85,-487.62C1285.8,-465.41 1010.57,-422.07 865.94,-399.29\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"866.18,-395.79 855.75,-397.69 865.09,-402.7 866.18,-395.79\" stroke=\"black\"/>\n</g>\n<!-- 15 -->\n<g class=\"node\" id=\"node16\">\n<title>15</title>\n<path d=\"M1604.5,-425C1604.5,-425 1425.5,-425 1425.5,-425 1419.5,-425 1413.5,-419 1413.5,-413 1413.5,-413 1413.5,-354 1413.5,-354 1413.5,-348 1419.5,-342 1425.5,-342 1425.5,-342 1604.5,-342 1604.5,-342 1610.5,-342 1616.5,-348 1616.5,-354 1616.5,-354 1616.5,-413 1616.5,-413 1616.5,-419 1610.5,-425 1604.5,-425\" fill=\"#f6d3ba\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1421.5\" y=\"-409.8\">post_role_EMPLOYEE ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1471\" y=\"-394.8\">gini = 0.478</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1457.5\" y=\"-379.8\">samples = 7951</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1439.5\" y=\"-364.8\">value = [4812, 3139]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1482.5\" y=\"-349.8\">class = 0</text>\n</g>\n<!-- 1&#45;&gt;15 -->\n<g class=\"edge\" id=\"edge15\">\n<title>1-&gt;15</title>\n<path d=\"M1515,-460.91C1515,-452.65 1515,-443.86 1515,-435.3\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1518.5,-435.02 1515,-425.02 1511.5,-435.02 1518.5,-435.02\" stroke=\"black\"/>\n</g>\n<!-- 3 -->\n<g class=\"node\" id=\"node4\">\n<title>3</title>\n<path d=\"M581,-306C581,-306 393,-306 393,-306 387,-306 381,-300 381,-294 381,-294 381,-235 381,-235 381,-229 387,-223 393,-223 393,-223 581,-223 581,-223 587,-223 593,-229 593,-235 593,-235 593,-294 593,-294 593,-300 587,-306 581,-306\" fill=\"#e5823a\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"389\" y=\"-290.8\">pre_FINAL_APPROVED ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"443\" y=\"-275.8\">gini = 0.009</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"425\" y=\"-260.8\">samples = 44066</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"411.5\" y=\"-245.8\">value = [43858, 208]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"454.5\" y=\"-230.8\">class = 0</text>\n</g>\n<!-- 2&#45;&gt;3 -->\n<g class=\"edge\" id=\"edge3\">\n<title>2-&gt;3</title>\n<path d=\"M688.42,-348.19C659.24,-336.21 626.07,-322.59 595.18,-309.91\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"596.26,-306.57 585.68,-306.01 593.6,-313.04 596.26,-306.57\" stroke=\"black\"/>\n</g>\n<!-- 10 -->\n<g class=\"node\" id=\"node11\">\n<title>10</title>\n<path d=\"M839,-306C839,-306 705,-306 705,-306 699,-306 693,-300 693,-294 693,-294 693,-235 693,-235 693,-229 699,-223 705,-223 705,-223 839,-223 839,-223 845,-223 851,-229 851,-235 851,-235 851,-294 851,-294 851,-300 845,-306 839,-306\" fill=\"#e68844\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"704\" y=\"-290.8\">pre_Start trip ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"728\" y=\"-275.8\">gini = 0.101</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"714.5\" y=\"-260.8\">samples = 6265</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"701\" y=\"-245.8\">value = [5931, 334]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"739.5\" y=\"-230.8\">class = 0</text>\n</g>\n<!-- 2&#45;&gt;10 -->\n<g class=\"edge\" id=\"edge10\">\n<title>2-&gt;10</title>\n<path d=\"M772,-341.91C772,-333.65 772,-324.86 772,-316.3\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"775.5,-316.02 772,-306.02 768.5,-316.02 775.5,-316.02\" stroke=\"black\"/>\n</g>\n<!-- 4 -->\n<g class=\"node\" id=\"node5\">\n<title>4</title>\n<path d=\"M335.5,-187C335.5,-187 156.5,-187 156.5,-187 150.5,-187 144.5,-181 144.5,-175 144.5,-175 144.5,-116 144.5,-116 144.5,-110 150.5,-104 156.5,-104 156.5,-104 335.5,-104 335.5,-104 341.5,-104 347.5,-110 347.5,-116 347.5,-116 347.5,-175 347.5,-175 347.5,-181 341.5,-187 335.5,-187\" fill=\"#e58139\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"152.5\" y=\"-171.8\">post_Send Reminder ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"202\" y=\"-156.8\">gini = 0.003</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"184\" y=\"-141.8\">samples = 37898</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"175\" y=\"-126.8\">value = [37844, 54]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"213.5\" y=\"-111.8\">class = 0</text>\n</g>\n<!-- 3&#45;&gt;4 -->\n<g class=\"edge\" id=\"edge4\">\n<title>3-&gt;4</title>\n<path d=\"M403.39,-222.91C382.45,-212.74 359.87,-201.78 338.53,-191.42\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"339.99,-188.24 329.47,-187.02 336.93,-194.54 339.99,-188.24\" stroke=\"black\"/>\n</g>\n<!-- 7 -->\n<g class=\"node\" id=\"node8\">\n<title>7</title>\n<path d=\"M584.5,-187C584.5,-187 389.5,-187 389.5,-187 383.5,-187 377.5,-181 377.5,-175 377.5,-175 377.5,-116 377.5,-116 377.5,-110 383.5,-104 389.5,-104 389.5,-104 584.5,-104 584.5,-104 590.5,-104 596.5,-110 596.5,-116 596.5,-116 596.5,-175 596.5,-175 596.5,-181 590.5,-187 584.5,-187\" fill=\"#e6843e\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"385.5\" y=\"-171.8\">post_role_SUPERVISOR ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"443\" y=\"-156.8\">gini = 0.049</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"429.5\" y=\"-141.8\">samples = 6168</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"416\" y=\"-126.8\">value = [6014, 154]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"454.5\" y=\"-111.8\">class = 0</text>\n</g>\n<!-- 3&#45;&gt;7 -->\n<g class=\"edge\" id=\"edge7\">\n<title>3-&gt;7</title>\n<path d=\"M487,-222.91C487,-214.65 487,-205.86 487,-197.3\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"490.5,-197.02 487,-187.02 483.5,-197.02 490.5,-197.02\" stroke=\"black\"/>\n</g>\n<!-- 5 -->\n<g class=\"node\" id=\"node6\">\n<title>5</title>\n<path d=\"M146,-68C146,-68 12,-68 12,-68 6,-68 0,-62 0,-56 0,-56 0,-12 0,-12 0,-6 6,0 12,0 12,0 146,0 146,0 152,0 158,-6 158,-12 158,-12 158,-56 158,-56 158,-62 152,-68 146,-68\" fill=\"#e58139\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"35\" y=\"-52.8\">gini = 0.002</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"17\" y=\"-37.8\">samples = 37480</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"8\" y=\"-22.8\">value = [37441, 39]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"46.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 4&#45;&gt;5 -->\n<g class=\"edge\" id=\"edge5\">\n<title>4-&gt;5</title>\n<path d=\"M183.82,-103.73C168.85,-93.92 152.91,-83.46 138.1,-73.75\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"139.8,-70.68 129.52,-68.13 135.96,-76.54 139.8,-70.68\" stroke=\"black\"/>\n</g>\n<!-- 6 -->\n<g class=\"node\" id=\"node7\">\n<title>6</title>\n<path d=\"M304,-68C304,-68 188,-68 188,-68 182,-68 176,-62 176,-56 176,-56 176,-12 176,-12 176,-6 182,0 188,0 188,0 304,0 304,0 310,0 316,-6 316,-12 316,-12 316,-56 316,-56 316,-62 310,-68 304,-68\" fill=\"#e68640\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"202\" y=\"-52.8\">gini = 0.069</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"193\" y=\"-37.8\">samples = 418</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"184\" y=\"-22.8\">value = [403, 15]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"213.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 4&#45;&gt;6 -->\n<g class=\"edge\" id=\"edge6\">\n<title>4-&gt;6</title>\n<path d=\"M246,-103.73C246,-95.52 246,-86.86 246,-78.56\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"249.5,-78.3 246,-68.3 242.5,-78.3 249.5,-78.3\" stroke=\"black\"/>\n</g>\n<!-- 8 -->\n<g class=\"node\" id=\"node9\">\n<title>8</title>\n<path d=\"M480,-68C480,-68 346,-68 346,-68 340,-68 334,-62 334,-56 334,-56 334,-12 334,-12 334,-6 340,0 346,0 346,0 480,0 480,0 486,0 492,-6 492,-12 492,-12 492,-56 492,-56 492,-62 486,-68 480,-68\" fill=\"#e6843e\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"369\" y=\"-52.8\">gini = 0.048</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"355.5\" y=\"-37.8\">samples = 6165</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"342\" y=\"-22.8\">value = [6014, 151]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"380.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 7&#45;&gt;8 -->\n<g class=\"edge\" id=\"edge8\">\n<title>7-&gt;8</title>\n<path d=\"M459.45,-103.73C453.47,-94.88 447.13,-85.51 441.13,-76.63\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"444,-74.63 435.5,-68.3 438.2,-78.54 444,-74.63\" stroke=\"black\"/>\n</g>\n<!-- 9 -->\n<g class=\"node\" id=\"node10\">\n<title>9</title>\n<path d=\"M611.5,-68C611.5,-68 522.5,-68 522.5,-68 516.5,-68 510.5,-62 510.5,-56 510.5,-56 510.5,-12 510.5,-12 510.5,-6 516.5,0 522.5,0 522.5,0 611.5,0 611.5,0 617.5,0 623.5,-6 623.5,-12 623.5,-12 623.5,-56 623.5,-56 623.5,-62 617.5,-68 611.5,-68\" fill=\"#399de5\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"532\" y=\"-52.8\">gini = 0.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"523\" y=\"-37.8\">samples = 3</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"518.5\" y=\"-22.8\">value = [0, 3]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"534.5\" y=\"-7.8\">class = 1</text>\n</g>\n<!-- 7&#45;&gt;9 -->\n<g class=\"edge\" id=\"edge9\">\n<title>7-&gt;9</title>\n<path d=\"M516.79,-103.73C523.25,-94.88 530.1,-85.51 536.59,-76.63\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"539.6,-78.44 542.67,-68.3 533.95,-74.31 539.6,-78.44\" stroke=\"black\"/>\n</g>\n<!-- 11 -->\n<g class=\"node\" id=\"node12\">\n<title>11</title>\n<path d=\"M755.5,-179.5C755.5,-179.5 648.5,-179.5 648.5,-179.5 642.5,-179.5 636.5,-173.5 636.5,-167.5 636.5,-167.5 636.5,-123.5 636.5,-123.5 636.5,-117.5 642.5,-111.5 648.5,-111.5 648.5,-111.5 755.5,-111.5 755.5,-111.5 761.5,-111.5 767.5,-117.5 767.5,-123.5 767.5,-123.5 767.5,-167.5 767.5,-167.5 767.5,-173.5 761.5,-179.5 755.5,-179.5\" fill=\"#e58139\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"667\" y=\"-164.3\">gini = 0.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"649\" y=\"-149.3\">samples = 570</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"644.5\" y=\"-134.3\">value = [570, 0]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"669.5\" y=\"-119.3\">class = 0</text>\n</g>\n<!-- 10&#45;&gt;11 -->\n<g class=\"edge\" id=\"edge11\">\n<title>10-&gt;11</title>\n<path d=\"M747.71,-222.91C741.05,-211.76 733.8,-199.66 727.09,-188.44\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"729.98,-186.45 721.84,-179.67 723.97,-190.05 729.98,-186.45\" stroke=\"black\"/>\n</g>\n<!-- 12 -->\n<g class=\"node\" id=\"node13\">\n<title>12</title>\n<path d=\"M956.5,-187C956.5,-187 797.5,-187 797.5,-187 791.5,-187 785.5,-181 785.5,-175 785.5,-175 785.5,-116 785.5,-116 785.5,-110 791.5,-104 797.5,-104 797.5,-104 956.5,-104 956.5,-104 962.5,-104 968.5,-110 968.5,-116 968.5,-116 968.5,-175 968.5,-175 968.5,-181 962.5,-187 956.5,-187\" fill=\"#e78945\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"793.5\" y=\"-171.8\">pre_ts ≤ 1537696832.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"837.5\" y=\"-156.8\">gini = 0.11</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"819.5\" y=\"-141.8\">samples = 5695</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"806\" y=\"-126.8\">value = [5361, 334]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"844.5\" y=\"-111.8\">class = 0</text>\n</g>\n<!-- 10&#45;&gt;12 -->\n<g class=\"edge\" id=\"edge12\">\n<title>10-&gt;12</title>\n<path d=\"M808.43,-222.91C816.65,-213.74 825.46,-203.93 833.93,-194.49\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"836.56,-196.8 840.64,-187.02 831.35,-192.13 836.56,-196.8\" stroke=\"black\"/>\n</g>\n<!-- 13 -->\n<g class=\"node\" id=\"node14\">\n<title>13</title>\n<path d=\"M788,-68C788,-68 654,-68 654,-68 648,-68 642,-62 642,-56 642,-56 642,-12 642,-12 642,-6 648,0 654,0 654,0 788,0 788,0 794,0 800,-6 800,-12 800,-12 800,-56 800,-56 800,-62 794,-68 788,-68\" fill=\"#e68844\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"677\" y=\"-52.8\">gini = 0.097</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"663.5\" y=\"-37.8\">samples = 4754</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"650\" y=\"-22.8\">value = [4511, 243]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"688.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 12&#45;&gt;13 -->\n<g class=\"edge\" id=\"edge13\">\n<title>12-&gt;13</title>\n<path d=\"M818.91,-103.73C805.14,-94.06 790.48,-83.77 776.81,-74.17\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"778.64,-71.18 768.44,-68.3 774.61,-76.91 778.64,-71.18\" stroke=\"black\"/>\n</g>\n<!-- 14 -->\n<g class=\"node\" id=\"node15\">\n<title>14</title>\n<path d=\"M946,-68C946,-68 830,-68 830,-68 824,-68 818,-62 818,-56 818,-56 818,-12 818,-12 818,-6 824,0 830,0 830,0 946,0 946,0 952,0 958,-6 958,-12 958,-12 958,-56 958,-56 958,-62 952,-68 946,-68\" fill=\"#e88e4e\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"844\" y=\"-52.8\">gini = 0.175</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"835\" y=\"-37.8\">samples = 941</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"826\" y=\"-22.8\">value = [850, 91]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"855.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 12&#45;&gt;14 -->\n<g class=\"edge\" id=\"edge14\">\n<title>12-&gt;14</title>\n<path d=\"M881.1,-103.73C881.93,-95.43 882.81,-86.67 883.65,-78.28\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"887.14,-78.6 884.65,-68.3 880.17,-77.9 887.14,-78.6\" stroke=\"black\"/>\n</g>\n<!-- 16 -->\n<g class=\"node\" id=\"node17\">\n<title>16</title>\n<path d=\"M1494.5,-306C1494.5,-306 1351.5,-306 1351.5,-306 1345.5,-306 1339.5,-300 1339.5,-294 1339.5,-294 1339.5,-235 1339.5,-235 1339.5,-229 1345.5,-223 1351.5,-223 1351.5,-223 1494.5,-223 1494.5,-223 1500.5,-223 1506.5,-229 1506.5,-235 1506.5,-235 1506.5,-294 1506.5,-294 1506.5,-300 1500.5,-306 1494.5,-306\" fill=\"#f6d5be\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1347.5\" y=\"-290.8\">post_REJECTED ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1379\" y=\"-275.8\">gini = 0.481</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1365.5\" y=\"-260.8\">samples = 7812</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1347.5\" y=\"-245.8\">value = [4677, 3135]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1390.5\" y=\"-230.8\">class = 0</text>\n</g>\n<!-- 15&#45;&gt;16 -->\n<g class=\"edge\" id=\"edge16\">\n<title>15-&gt;16</title>\n<path d=\"M1483.08,-341.91C1476.02,-332.92 1468.46,-323.32 1461.18,-314.05\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1463.8,-311.72 1454.86,-306.02 1458.29,-316.05 1463.8,-311.72\" stroke=\"black\"/>\n</g>\n<!-- 23 -->\n<g class=\"node\" id=\"node24\">\n<title>23</title>\n<path d=\"M1679.5,-306C1679.5,-306 1536.5,-306 1536.5,-306 1530.5,-306 1524.5,-300 1524.5,-294 1524.5,-294 1524.5,-235 1524.5,-235 1524.5,-229 1530.5,-223 1536.5,-223 1536.5,-223 1679.5,-223 1679.5,-223 1685.5,-223 1691.5,-229 1691.5,-235 1691.5,-235 1691.5,-294 1691.5,-294 1691.5,-300 1685.5,-306 1679.5,-306\" fill=\"#e6853f\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1532.5\" y=\"-290.8\">post_REJECTED ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1564\" y=\"-275.8\">gini = 0.056</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1555\" y=\"-260.8\">samples = 139</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1550.5\" y=\"-245.8\">value = [135, 4]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1575.5\" y=\"-230.8\">class = 0</text>\n</g>\n<!-- 15&#45;&gt;23 -->\n<g class=\"edge\" id=\"edge23\">\n<title>15-&gt;23</title>\n<path d=\"M1547.27,-341.91C1554.41,-332.92 1562.04,-323.32 1569.41,-314.05\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1572.31,-316.03 1575.79,-306.02 1566.83,-311.67 1572.31,-316.03\" stroke=\"black\"/>\n</g>\n<!-- 17 -->\n<g class=\"node\" id=\"node18\">\n<title>17</title>\n<path d=\"M1300.5,-187C1300.5,-187 1141.5,-187 1141.5,-187 1135.5,-187 1129.5,-181 1129.5,-175 1129.5,-175 1129.5,-116 1129.5,-116 1129.5,-110 1135.5,-104 1141.5,-104 1141.5,-104 1300.5,-104 1300.5,-104 1306.5,-104 1312.5,-110 1312.5,-116 1312.5,-116 1312.5,-175 1312.5,-175 1312.5,-181 1306.5,-187 1300.5,-187\" fill=\"#f8dbc7\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1137.5\" y=\"-171.8\">pre_ts ≤ 1523518336.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1177\" y=\"-156.8\">gini = 0.486</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1163.5\" y=\"-141.8\">samples = 6233</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1145.5\" y=\"-126.8\">value = [3634, 2599]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1188.5\" y=\"-111.8\">class = 0</text>\n</g>\n<!-- 16&#45;&gt;17 -->\n<g class=\"edge\" id=\"edge17\">\n<title>16-&gt;17</title>\n<path d=\"M1352.92,-222.91C1335.84,-213.02 1317.46,-202.37 1299.99,-192.25\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1301.37,-189 1290.96,-187.02 1297.86,-195.06 1301.37,-189\" stroke=\"black\"/>\n</g>\n<!-- 20 -->\n<g class=\"node\" id=\"node21\">\n<title>20</title>\n<path d=\"M1509.5,-187C1509.5,-187 1342.5,-187 1342.5,-187 1336.5,-187 1330.5,-181 1330.5,-175 1330.5,-175 1330.5,-116 1330.5,-116 1330.5,-110 1336.5,-104 1342.5,-104 1342.5,-104 1509.5,-104 1509.5,-104 1515.5,-104 1521.5,-110 1521.5,-116 1521.5,-116 1521.5,-175 1521.5,-175 1521.5,-181 1515.5,-187 1509.5,-187\" fill=\"#f2c29f\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1338.5\" y=\"-171.8\">post_ts ≤ 1532523520.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1382\" y=\"-156.8\">gini = 0.448</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1368.5\" y=\"-141.8\">samples = 1579</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1355\" y=\"-126.8\">value = [1043, 536]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1393.5\" y=\"-111.8\">class = 0</text>\n</g>\n<!-- 16&#45;&gt;20 -->\n<g class=\"edge\" id=\"edge20\">\n<title>16-&gt;20</title>\n<path d=\"M1424.04,-222.91C1424.25,-214.56 1424.48,-205.67 1424.7,-197.02\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1428.2,-197.11 1424.96,-187.02 1421.21,-196.93 1428.2,-197.11\" stroke=\"black\"/>\n</g>\n<!-- 18 -->\n<g class=\"node\" id=\"node19\">\n<title>18</title>\n<path d=\"M1122,-68C1122,-68 988,-68 988,-68 982,-68 976,-62 976,-56 976,-56 976,-12 976,-12 976,-6 982,0 988,0 988,0 1122,0 1122,0 1128,0 1134,-6 1134,-12 1134,-12 1134,-56 1134,-56 1134,-62 1128,-68 1122,-68\" fill=\"#f4caab\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1011\" y=\"-52.8\">gini = 0.464</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"997.5\" y=\"-37.8\">samples = 2379</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"984\" y=\"-22.8\">value = [1508, 871]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1022.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 17&#45;&gt;18 -->\n<g class=\"edge\" id=\"edge18\">\n<title>17-&gt;18</title>\n<path d=\"M1159.19,-103.73C1144.32,-93.92 1128.47,-83.46 1113.74,-73.75\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1115.49,-70.71 1105.22,-68.13 1111.64,-76.55 1115.49,-70.71\" stroke=\"black\"/>\n</g>\n<!-- 19 -->\n<g class=\"node\" id=\"node20\">\n<title>19</title>\n<path d=\"M1306.5,-68C1306.5,-68 1163.5,-68 1163.5,-68 1157.5,-68 1151.5,-62 1151.5,-56 1151.5,-56 1151.5,-12 1151.5,-12 1151.5,-6 1157.5,0 1163.5,0 1163.5,0 1306.5,0 1306.5,0 1312.5,0 1318.5,-6 1318.5,-12 1318.5,-12 1318.5,-56 1318.5,-56 1318.5,-62 1312.5,-68 1306.5,-68\" fill=\"#fae7da\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1191\" y=\"-52.8\">gini = 0.495</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1177.5\" y=\"-37.8\">samples = 3854</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1159.5\" y=\"-22.8\">value = [2126, 1728]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1202.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 17&#45;&gt;19 -->\n<g class=\"edge\" id=\"edge19\">\n<title>17-&gt;19</title>\n<path d=\"M1226.21,-103.73C1227.27,-95.43 1228.39,-86.67 1229.47,-78.28\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1232.95,-78.66 1230.74,-68.3 1226,-77.77 1232.95,-78.66\" stroke=\"black\"/>\n</g>\n<!-- 21 -->\n<g class=\"node\" id=\"node22\">\n<title>21</title>\n<path d=\"M1473.5,-68C1473.5,-68 1348.5,-68 1348.5,-68 1342.5,-68 1336.5,-62 1336.5,-56 1336.5,-56 1336.5,-12 1336.5,-12 1336.5,-6 1342.5,0 1348.5,0 1348.5,0 1473.5,0 1473.5,0 1479.5,0 1485.5,-6 1485.5,-12 1485.5,-12 1485.5,-56 1485.5,-56 1485.5,-62 1479.5,-68 1473.5,-68\" fill=\"#f4c9ab\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1367\" y=\"-52.8\">gini = 0.463</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1358\" y=\"-37.8\">samples = 867</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1344.5\" y=\"-22.8\">value = [551, 316]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1378.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 20&#45;&gt;21 -->\n<g class=\"edge\" id=\"edge21\">\n<title>20-&gt;21</title>\n<path d=\"M1420.41,-103.73C1419.28,-95.43 1418.08,-86.67 1416.93,-78.28\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1420.39,-77.73 1415.56,-68.3 1413.45,-78.68 1420.39,-77.73\" stroke=\"black\"/>\n</g>\n<!-- 22 -->\n<g class=\"node\" id=\"node23\">\n<title>22</title>\n<path d=\"M1640.5,-68C1640.5,-68 1515.5,-68 1515.5,-68 1509.5,-68 1503.5,-62 1503.5,-56 1503.5,-56 1503.5,-12 1503.5,-12 1503.5,-6 1509.5,0 1515.5,0 1515.5,0 1640.5,0 1640.5,0 1646.5,0 1652.5,-6 1652.5,-12 1652.5,-12 1652.5,-56 1652.5,-56 1652.5,-62 1646.5,-68 1640.5,-68\" fill=\"#f1b992\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1534\" y=\"-52.8\">gini = 0.427</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1525\" y=\"-37.8\">samples = 712</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1511.5\" y=\"-22.8\">value = [492, 220]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1545.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 20&#45;&gt;22 -->\n<g class=\"edge\" id=\"edge22\">\n<title>20-&gt;22</title>\n<path d=\"M1482.6,-103.73C1496.02,-94.06 1510.31,-83.77 1523.62,-74.17\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1525.71,-76.98 1531.78,-68.3 1521.62,-71.3 1525.71,-76.98\" stroke=\"black\"/>\n</g>\n<!-- 24 -->\n<g class=\"node\" id=\"node25\">\n<title>24</title>\n<path d=\"M1660.5,-179.5C1660.5,-179.5 1553.5,-179.5 1553.5,-179.5 1547.5,-179.5 1541.5,-173.5 1541.5,-167.5 1541.5,-167.5 1541.5,-123.5 1541.5,-123.5 1541.5,-117.5 1547.5,-111.5 1553.5,-111.5 1553.5,-111.5 1660.5,-111.5 1660.5,-111.5 1666.5,-111.5 1672.5,-117.5 1672.5,-123.5 1672.5,-123.5 1672.5,-167.5 1672.5,-167.5 1672.5,-173.5 1666.5,-179.5 1660.5,-179.5\" fill=\"#e58139\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1572\" y=\"-164.3\">gini = 0.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1554\" y=\"-149.3\">samples = 134</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1549.5\" y=\"-134.3\">value = [134, 0]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1574.5\" y=\"-119.3\">class = 0</text>\n</g>\n<!-- 23&#45;&gt;24 -->\n<g class=\"edge\" id=\"edge24\">\n<title>23-&gt;24</title>\n<path d=\"M1607.65,-222.91C1607.56,-212.2 1607.46,-200.62 1607.37,-189.78\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1610.87,-189.64 1607.28,-179.67 1603.87,-189.7 1610.87,-189.64\" stroke=\"black\"/>\n</g>\n<!-- 25 -->\n<g class=\"node\" id=\"node26\">\n<title>25</title>\n<path d=\"M1861.5,-187C1861.5,-187 1702.5,-187 1702.5,-187 1696.5,-187 1690.5,-181 1690.5,-175 1690.5,-175 1690.5,-116 1690.5,-116 1690.5,-110 1696.5,-104 1702.5,-104 1702.5,-104 1861.5,-104 1861.5,-104 1867.5,-104 1873.5,-110 1873.5,-116 1873.5,-116 1873.5,-175 1873.5,-175 1873.5,-181 1867.5,-187 1861.5,-187\" fill=\"#6ab6ec\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1698.5\" y=\"-171.8\">pre_ts ≤ 1528448192.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1742.5\" y=\"-156.8\">gini = 0.32</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1738\" y=\"-141.8\">samples = 5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1733.5\" y=\"-126.8\">value = [1, 4]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1749.5\" y=\"-111.8\">class = 1</text>\n</g>\n<!-- 23&#45;&gt;25 -->\n<g class=\"edge\" id=\"edge25\">\n<title>23-&gt;25</title>\n<path d=\"M1668.37,-222.91C1682.81,-213.2 1698.33,-202.76 1713.13,-192.81\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1715.39,-195.51 1721.74,-187.02 1711.49,-189.7 1715.39,-195.51\" stroke=\"black\"/>\n</g>\n<!-- 26 -->\n<g class=\"node\" id=\"node27\">\n<title>26</title>\n<path d=\"M1771.5,-68C1771.5,-68 1682.5,-68 1682.5,-68 1676.5,-68 1670.5,-62 1670.5,-56 1670.5,-56 1670.5,-12 1670.5,-12 1670.5,-6 1676.5,0 1682.5,0 1682.5,0 1771.5,0 1771.5,0 1777.5,0 1783.5,-6 1783.5,-12 1783.5,-12 1783.5,-56 1783.5,-56 1783.5,-62 1777.5,-68 1771.5,-68\" fill=\"#e58139\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1692\" y=\"-52.8\">gini = 0.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1683\" y=\"-37.8\">samples = 1</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1678.5\" y=\"-22.8\">value = [1, 0]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1694.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 25&#45;&gt;26 -->\n<g class=\"edge\" id=\"edge26\">\n<title>25-&gt;26</title>\n<path d=\"M1761.52,-103.73C1757.21,-95.15 1752.66,-86.09 1748.32,-77.46\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1751.34,-75.66 1743.73,-68.3 1745.09,-78.81 1751.34,-75.66\" stroke=\"black\"/>\n</g>\n<!-- 27 -->\n<g class=\"node\" id=\"node28\">\n<title>27</title>\n<path d=\"M1902.5,-68C1902.5,-68 1813.5,-68 1813.5,-68 1807.5,-68 1801.5,-62 1801.5,-56 1801.5,-56 1801.5,-12 1801.5,-12 1801.5,-6 1807.5,0 1813.5,0 1813.5,0 1902.5,0 1902.5,0 1908.5,0 1914.5,-6 1914.5,-12 1914.5,-12 1914.5,-56 1914.5,-56 1914.5,-62 1908.5,-68 1902.5,-68\" fill=\"#399de5\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1823\" y=\"-52.8\">gini = 0.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1814\" y=\"-37.8\">samples = 4</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1809.5\" y=\"-22.8\">value = [0, 4]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1825.5\" y=\"-7.8\">class = 1</text>\n</g>\n<!-- 25&#45;&gt;27 -->\n<g class=\"edge\" id=\"edge27\">\n<title>25-&gt;27</title>\n<path d=\"M1810.3,-103.73C1816.44,-94.88 1822.94,-85.51 1829.11,-76.63\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"1832.06,-78.51 1834.89,-68.3 1826.31,-74.52 1832.06,-78.51\" stroke=\"black\"/>\n</g>\n<!-- 29 -->\n<g class=\"node\" id=\"node30\">\n<title>29</title>\n<path d=\"M2323.5,-425C2323.5,-425 2128.5,-425 2128.5,-425 2122.5,-425 2116.5,-419 2116.5,-413 2116.5,-413 2116.5,-354 2116.5,-354 2116.5,-348 2122.5,-342 2128.5,-342 2128.5,-342 2323.5,-342 2323.5,-342 2329.5,-342 2335.5,-348 2335.5,-354 2335.5,-354 2335.5,-413 2335.5,-413 2335.5,-419 2329.5,-425 2323.5,-425\" fill=\"#50a9e8\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2124.5\" y=\"-409.8\">post_role_SUPERVISOR ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2182\" y=\"-394.8\">gini = 0.188</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2168.5\" y=\"-379.8\">samples = 6104</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2155\" y=\"-364.8\">value = [642, 5462]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2193.5\" y=\"-349.8\">class = 1</text>\n</g>\n<!-- 28&#45;&gt;29 -->\n<g class=\"edge\" id=\"edge29\">\n<title>28-&gt;29</title>\n<path d=\"M2226,-460.91C2226,-452.65 2226,-443.86 2226,-435.3\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2229.5,-435.02 2226,-425.02 2222.5,-435.02 2229.5,-435.02\" stroke=\"black\"/>\n</g>\n<!-- 44 -->\n<g class=\"node\" id=\"node45\">\n<title>44</title>\n<path d=\"M2464,-417.5C2464,-417.5 2366,-417.5 2366,-417.5 2360,-417.5 2354,-411.5 2354,-405.5 2354,-405.5 2354,-361.5 2354,-361.5 2354,-355.5 2360,-349.5 2366,-349.5 2366,-349.5 2464,-349.5 2464,-349.5 2470,-349.5 2476,-355.5 2476,-361.5 2476,-361.5 2476,-405.5 2476,-405.5 2476,-411.5 2470,-417.5 2464,-417.5\" fill=\"#e58139\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2380\" y=\"-402.3\">gini = 0.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2366.5\" y=\"-387.3\">samples = 18</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2362\" y=\"-372.3\">value = [18, 0]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2382.5\" y=\"-357.3\">class = 0</text>\n</g>\n<!-- 28&#45;&gt;44 -->\n<g class=\"edge\" id=\"edge44\">\n<title>28-&gt;44</title>\n<path d=\"M2291.57,-460.91C2311.45,-448.6 2333.21,-435.13 2352.85,-422.97\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2354.76,-425.91 2361.42,-417.67 2351.08,-419.95 2354.76,-425.91\" stroke=\"black\"/>\n</g>\n<!-- 30 -->\n<g class=\"node\" id=\"node31\">\n<title>30</title>\n<path d=\"M2305.5,-306C2305.5,-306 2146.5,-306 2146.5,-306 2140.5,-306 2134.5,-300 2134.5,-294 2134.5,-294 2134.5,-235 2134.5,-235 2134.5,-229 2140.5,-223 2146.5,-223 2146.5,-223 2305.5,-223 2305.5,-223 2311.5,-223 2317.5,-229 2317.5,-235 2317.5,-235 2317.5,-294 2317.5,-294 2317.5,-300 2311.5,-306 2305.5,-306\" fill=\"#4fa8e8\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2142.5\" y=\"-290.8\">pre_ts ≤ 1539408768.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2182\" y=\"-275.8\">gini = 0.177</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2168.5\" y=\"-260.8\">samples = 5359</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2155\" y=\"-245.8\">value = [527, 4832]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2193.5\" y=\"-230.8\">class = 1</text>\n</g>\n<!-- 29&#45;&gt;30 -->\n<g class=\"edge\" id=\"edge30\">\n<title>29-&gt;30</title>\n<path d=\"M2226,-341.91C2226,-333.65 2226,-324.86 2226,-316.3\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2229.5,-316.02 2226,-306.02 2222.5,-316.02 2229.5,-316.02\" stroke=\"black\"/>\n</g>\n<!-- 37 -->\n<g class=\"node\" id=\"node38\">\n<title>37</title>\n<path d=\"M2699.5,-306C2699.5,-306 2532.5,-306 2532.5,-306 2526.5,-306 2520.5,-300 2520.5,-294 2520.5,-294 2520.5,-235 2520.5,-235 2520.5,-229 2526.5,-223 2532.5,-223 2532.5,-223 2699.5,-223 2699.5,-223 2705.5,-223 2711.5,-229 2711.5,-235 2711.5,-235 2711.5,-294 2711.5,-294 2711.5,-300 2705.5,-306 2699.5,-306\" fill=\"#5dafea\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2528.5\" y=\"-290.8\">post_ts ≤ 1485779776.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2572\" y=\"-275.8\">gini = 0.261</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2563\" y=\"-260.8\">samples = 745</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2549.5\" y=\"-245.8\">value = [115, 630]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2583.5\" y=\"-230.8\">class = 1</text>\n</g>\n<!-- 29&#45;&gt;37 -->\n<g class=\"edge\" id=\"edge37\">\n<title>29-&gt;37</title>\n<path d=\"M2335.51,-344.99C2338.71,-343.97 2341.87,-342.97 2345,-342 2399.27,-325.12 2460.13,-307.79 2510.41,-293.91\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2511.61,-297.21 2520.32,-291.18 2509.75,-290.46 2511.61,-297.21\" stroke=\"black\"/>\n</g>\n<!-- 31 -->\n<g class=\"node\" id=\"node32\">\n<title>31</title>\n<path d=\"M2205.5,-187C2205.5,-187 2038.5,-187 2038.5,-187 2032.5,-187 2026.5,-181 2026.5,-175 2026.5,-175 2026.5,-116 2026.5,-116 2026.5,-110 2032.5,-104 2038.5,-104 2038.5,-104 2205.5,-104 2205.5,-104 2211.5,-104 2217.5,-110 2217.5,-116 2217.5,-116 2217.5,-175 2217.5,-175 2217.5,-181 2211.5,-187 2205.5,-187\" fill=\"#50a8e8\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2034.5\" y=\"-171.8\">post_ts ≤ 1539351680.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2078\" y=\"-156.8\">gini = 0.184</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2064.5\" y=\"-141.8\">samples = 4969</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2051\" y=\"-126.8\">value = [509, 4460]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2089.5\" y=\"-111.8\">class = 1</text>\n</g>\n<!-- 30&#45;&gt;31 -->\n<g class=\"edge\" id=\"edge31\">\n<title>30-&gt;31</title>\n<path d=\"M2189.92,-222.91C2181.85,-213.83 2173.22,-204.12 2164.91,-194.77\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2167.28,-192.17 2158.02,-187.02 2162.05,-196.82 2167.28,-192.17\" stroke=\"black\"/>\n</g>\n<!-- 34 -->\n<g class=\"node\" id=\"node35\">\n<title>34</title>\n<path d=\"M2414.5,-187C2414.5,-187 2247.5,-187 2247.5,-187 2241.5,-187 2235.5,-181 2235.5,-175 2235.5,-175 2235.5,-116 2235.5,-116 2235.5,-110 2241.5,-104 2247.5,-104 2247.5,-104 2414.5,-104 2414.5,-104 2420.5,-104 2426.5,-110 2426.5,-116 2426.5,-116 2426.5,-175 2426.5,-175 2426.5,-181 2420.5,-187 2414.5,-187\" fill=\"#43a2e6\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2243.5\" y=\"-171.8\">post_ts ≤ 1543223104.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2287\" y=\"-156.8\">gini = 0.088</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2278\" y=\"-141.8\">samples = 390</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2269\" y=\"-126.8\">value = [18, 372]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2298.5\" y=\"-111.8\">class = 1</text>\n</g>\n<!-- 30&#45;&gt;34 -->\n<g class=\"edge\" id=\"edge34\">\n<title>30-&gt;34</title>\n<path d=\"M2262.43,-222.91C2270.65,-213.74 2279.46,-203.93 2287.93,-194.49\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2290.56,-196.8 2294.64,-187.02 2285.35,-192.13 2290.56,-196.8\" stroke=\"black\"/>\n</g>\n<!-- 32 -->\n<g class=\"node\" id=\"node33\">\n<title>32</title>\n<path d=\"M2079,-68C2079,-68 1945,-68 1945,-68 1939,-68 1933,-62 1933,-56 1933,-56 1933,-12 1933,-12 1933,-6 1939,0 1945,0 1945,0 2079,0 2079,0 2085,0 2091,-6 2091,-12 2091,-12 2091,-56 2091,-56 2091,-62 2085,-68 2079,-68\" fill=\"#4fa8e8\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1968\" y=\"-52.8\">gini = 0.183</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1954.5\" y=\"-37.8\">samples = 4966</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1941\" y=\"-22.8\">value = [506, 4460]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"1979.5\" y=\"-7.8\">class = 1</text>\n</g>\n<!-- 31&#45;&gt;32 -->\n<g class=\"edge\" id=\"edge32\">\n<title>31-&gt;32</title>\n<path d=\"M2081.04,-103.73C2071.79,-94.51 2061.96,-84.74 2052.72,-75.53\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2055.01,-72.87 2045.45,-68.3 2050.07,-77.84 2055.01,-72.87\" stroke=\"black\"/>\n</g>\n<!-- 33 -->\n<g class=\"node\" id=\"node34\">\n<title>33</title>\n<path d=\"M2210.5,-68C2210.5,-68 2121.5,-68 2121.5,-68 2115.5,-68 2109.5,-62 2109.5,-56 2109.5,-56 2109.5,-12 2109.5,-12 2109.5,-6 2115.5,0 2121.5,0 2121.5,0 2210.5,0 2210.5,0 2216.5,0 2222.5,-6 2222.5,-12 2222.5,-12 2222.5,-56 2222.5,-56 2222.5,-62 2216.5,-68 2210.5,-68\" fill=\"#e58139\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2131\" y=\"-52.8\">gini = 0.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2122\" y=\"-37.8\">samples = 3</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2117.5\" y=\"-22.8\">value = [3, 0]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2133.5\" y=\"-7.8\">class = 0</text>\n</g>\n<!-- 31&#45;&gt;33 -->\n<g class=\"edge\" id=\"edge33\">\n<title>31-&gt;33</title>\n<path d=\"M2138.38,-103.73C2141.79,-95.24 2145.39,-86.28 2148.83,-77.73\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2152.14,-78.88 2152.62,-68.3 2145.64,-76.27 2152.14,-78.88\" stroke=\"black\"/>\n</g>\n<!-- 35 -->\n<g class=\"node\" id=\"node36\">\n<title>35</title>\n<path d=\"M2369,-68C2369,-68 2253,-68 2253,-68 2247,-68 2241,-62 2241,-56 2241,-56 2241,-12 2241,-12 2241,-6 2247,0 2253,0 2253,0 2369,0 2369,0 2375,0 2381,-6 2381,-12 2381,-12 2381,-56 2381,-56 2381,-62 2375,-68 2369,-68\" fill=\"#40a1e6\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2271.5\" y=\"-52.8\">gini = 0.07</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2258\" y=\"-37.8\">samples = 331</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2249\" y=\"-22.8\">value = [12, 319]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2278.5\" y=\"-7.8\">class = 1</text>\n</g>\n<!-- 34&#45;&gt;35 -->\n<g class=\"edge\" id=\"edge35\">\n<title>34-&gt;35</title>\n<path d=\"M2323.55,-103.73C2322.04,-95.43 2320.44,-86.67 2318.91,-78.28\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2322.32,-77.51 2317.08,-68.3 2315.44,-78.77 2322.32,-77.51\" stroke=\"black\"/>\n</g>\n<!-- 36 -->\n<g class=\"node\" id=\"node37\">\n<title>36</title>\n<path d=\"M2509,-68C2509,-68 2411,-68 2411,-68 2405,-68 2399,-62 2399,-56 2399,-56 2399,-12 2399,-12 2399,-6 2405,0 2411,0 2411,0 2509,0 2509,0 2515,0 2521,-6 2521,-12 2521,-12 2521,-56 2521,-56 2521,-62 2515,-68 2509,-68\" fill=\"#4fa8e8\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2416\" y=\"-52.8\">gini = 0.183</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2411.5\" y=\"-37.8\">samples = 59</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2407\" y=\"-22.8\">value = [6, 53]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2427.5\" y=\"-7.8\">class = 1</text>\n</g>\n<!-- 34&#45;&gt;36 -->\n<g class=\"edge\" id=\"edge36\">\n<title>34-&gt;36</title>\n<path d=\"M2379.03,-103.73C2390.1,-94.33 2401.86,-84.35 2412.89,-74.99\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2415.41,-77.44 2420.77,-68.3 2410.88,-72.1 2415.41,-77.44\" stroke=\"black\"/>\n</g>\n<!-- 38 -->\n<g class=\"node\" id=\"node39\">\n<title>38</title>\n<path d=\"M2738.5,-187C2738.5,-187 2493.5,-187 2493.5,-187 2487.5,-187 2481.5,-181 2481.5,-175 2481.5,-175 2481.5,-116 2481.5,-116 2481.5,-110 2487.5,-104 2493.5,-104 2493.5,-104 2738.5,-104 2738.5,-104 2744.5,-104 2750.5,-110 2750.5,-116 2750.5,-116 2750.5,-175 2750.5,-175 2750.5,-181 2744.5,-187 2738.5,-187\" fill=\"#4aa6e7\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2489.5\" y=\"-171.8\">post_Permit FINAL_APPROVED ≤ 0.5</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2572\" y=\"-156.8\">gini = 0.147</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2567.5\" y=\"-141.8\">samples = 75</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2563\" y=\"-126.8\">value = [6, 69]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2583.5\" y=\"-111.8\">class = 1</text>\n</g>\n<!-- 37&#45;&gt;38 -->\n<g class=\"edge\" id=\"edge38\">\n<title>37-&gt;38</title>\n<path d=\"M2616,-222.91C2616,-214.65 2616,-205.86 2616,-197.3\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2619.5,-197.02 2616,-187.02 2612.5,-197.02 2619.5,-197.02\" stroke=\"black\"/>\n</g>\n<!-- 41 -->\n<g class=\"node\" id=\"node42\">\n<title>41</title>\n<path d=\"M2955.5,-187C2955.5,-187 2796.5,-187 2796.5,-187 2790.5,-187 2784.5,-181 2784.5,-175 2784.5,-175 2784.5,-116 2784.5,-116 2784.5,-110 2790.5,-104 2796.5,-104 2796.5,-104 2955.5,-104 2955.5,-104 2961.5,-104 2967.5,-110 2967.5,-116 2967.5,-116 2967.5,-175 2967.5,-175 2967.5,-181 2961.5,-187 2955.5,-187\" fill=\"#5fb0ea\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2792.5\" y=\"-171.8\">pre_ts ≤ 1485994432.0</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2832\" y=\"-156.8\">gini = 0.272</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2823\" y=\"-141.8\">samples = 670</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2809.5\" y=\"-126.8\">value = [109, 561]</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2843.5\" y=\"-111.8\">class = 1</text>\n</g>\n<!-- 37&#45;&gt;41 -->\n<g class=\"edge\" id=\"edge41\">\n<title>37-&gt;41</title>\n<path d=\"M2706.21,-222.91C2728.99,-212.65 2753.59,-201.59 2776.79,-191.14\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2778.27,-194.32 2785.95,-187.02 2775.4,-187.93 2778.27,-194.32\" stroke=\"black\"/>\n</g>\n<!-- 39 -->\n<g class=\"node\" id=\"node40\">\n<title>39</title>\n<path d=\"M2649,-68C2649,-68 2551,-68 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d=\"M2662.17,-103.73C2672.81,-94.33 2684.12,-84.35 2694.72,-74.99\" fill=\"none\" stroke=\"black\"/>\n<polygon fill=\"black\" points=\"2697.11,-77.54 2702.29,-68.3 2692.48,-72.3 2697.11,-77.54\" stroke=\"black\"/>\n</g>\n<!-- 42 -->\n<g class=\"node\" id=\"node43\">\n<title>42</title>\n<path d=\"M2920.5,-68C2920.5,-68 2831.5,-68 2831.5,-68 2825.5,-68 2819.5,-62 2819.5,-56 2819.5,-56 2819.5,-12 2819.5,-12 2819.5,-6 2825.5,0 2831.5,0 2831.5,0 2920.5,0 2920.5,0 2926.5,0 2932.5,-6 2932.5,-12 2932.5,-12 2932.5,-56 2932.5,-56 2932.5,-62 2926.5,-68 2920.5,-68\" fill=\"#efb083\" stroke=\"black\"/>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2832\" y=\"-52.8\">gini = 0.397</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2827.5\" y=\"-37.8\">samples = 11</text>\n<text font-family=\"Helvetica,sans-Serif\" font-size=\"14.00\" text-anchor=\"start\" x=\"2827.5\" y=\"-22.8\">value = [8, 3]</text>\n<text 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     },
     "metadata": {},
     "execution_count": 25
    }
   ],
   "source": [
    "dot_file = open(\"./figures/decission_tree_root_cause_analysis.dot\", 'w')\n",
    "\n",
    "graph = Source(export_graphviz(clf, out_file=None,  \n",
    "                filled=True, rounded=True,\n",
    "                special_characters=True, feature_names = encoded_features.columns, class_names=['0','1']))\n",
    "SVG(graph.pipe(format='svg'))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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