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run_tsne_use_rfe_results_all.py
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run_tsne_use_rfe_results_all.py
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# -*- coding: utf-8 -*-
"""run tsne and tsne for outliers
Authors:
Fangzhou Li - fzli@ucdavis.edu
Todo:
* Actually change tsne to look at clusters and manually separate
* rfe_xy.csv by cluster to look at ?
python -u -m DepressionProject.run_tsne_use_rfe_results_all \
./DepressionProject/output/10MVIout/output_12_yesmental \
./DepressionProject/output/10MVIout/output_16_yesmental \
./DepressionProject/output/10MVIout/output_17_yesmental \
./DepressionProject/output/10MVIout/output_18_yesmental \
y12CH_Dep_YN_144m \
y16CH_Dep_YN_192m \
y17CH_Dep_YN_204m \
y18CH_Dep_YN_216m
"""
import os
import pickle
import logging
import numpy as np
import pandas as pd
from tqdm import tqdm
import click
from sklearn.metrics import precision_score
from msap.modeling.configs import (
GridSearchConfig,
ModelSelectionConfig)
from msap.modeling.model_selection.train import train_grid_search_cv, train_cv
from msap.modeling.model_selection.preprocessing import Preprocessor
from msap.modeling.model_evaluation.statistics import (
get_curve_metrics)
from msap.utils import (
ClassifierHandler,
load_X_and_y,
dump_X_and_y,
KFold_by_feature)
from msap.utils.plot import (
plot_tsne_outliers,
plot_curves,
plot_tsne)
os.environ["PYTHONWARNINGS"] = (
"ignore::RuntimeWarning"
)
logger = logging.getLogger(__file__)
logging.basicConfig(
level=logging.DEBUG)
CLASSIFIER_MODES = [
'decisiontreeclassifier',
'gaussiannb',
'multinomialnb',
'svc',
'adaboostclassifier',
'randomforestclassifier',
'mlpclassifier']
def parse_model_selection_result(ms_result: tuple) -> list:
"""Parse the model selection result tuple and get the best models.
Args:
ms_result: Model selection result tuple.
Returns:
List of best model and statistics for each classifiers.
"""
candidates, _ = ms_result
candidates = [(i, c, cv['best']) for i, c, cv in candidates]
f1s_mean = []
for i, c, cv_best in candidates:
# Iterate over splits to calculate average F1 score.
f1s = [cv_best[f'split_{j}']['f1'] for j in range(len(cv_best) - 1)]
f1s_mean += [np.mean(np.nan_to_num(f1s))]
candidates = list(zip(candidates, f1s_mean))
candidates = sorted(candidates, key=lambda x: x[1], reverse=True)
best_candidate_per_clf = []
for clf in CLASSIFIER_MODES:
for (i, c, cv_best), f1_mean in candidates:
if c[3] == clf:
if cv_best['param'] is not None:
cv_best['param'] = {k.split('__')[-1]: v
for k, v in cv_best['param'].items()}
best_candidate_per_clf += [((i, c, cv_best), f1_mean)]
break
return best_candidate_per_clf
@click.command()
@click.argument(
'path-data-dir-12',
type=str)
@click.argument(
'path-data-dir-16',
type=str)
@click.argument(
'path-data-dir-17',
type=str)
@click.argument(
'path-data-dir-18',
type=str)
@click.argument(
'feature-label-12',
type=str)
@click.argument(
'feature-label-16',
type=str)
@click.argument(
'feature-label-17',
type=str)
@click.argument(
'feature-label-18',
type=str)
@click.option(
'--feature-kfold',
type=str,
default=None)
@click.option(
'--random-state',
type=int,
default=42)
def main(
path_data_dir_12,
path_data_dir_16,
path_data_dir_17,
path_data_dir_18,
feature_label_12,
feature_label_16,
feature_label_17,
feature_label_18,
feature_kfold,
random_state):
"""
"""
rfe12 = ['a521r_8wg', 'd801_12wg',
'd602ar_12wg', 'Adaptability_24m',
'Avg_FinDiff_61m', 'f9ms012_96m', 'f9ms018_108m',
'fddp130_120m', 'fdms012_120m', 'fdms026_120m',
'Avg_neighb_122m', 'kz021_0m_1.0_0_2.0_1',
'married8wg_8wg_0.0_0_1.0_1', 'divorced8wg_8wg_0.0_0_1.0_1',
'separated8wg_8wg_0.0_0_1.0_1', 'c800_32wg_3.0',
'c800_32wg_6.0', 'c800_32wg_7.0', 'c800_32wg_9.0',
'c801_32wg_1.0', 'c801_32wg_7.0', 'c801_32wg_8.0',
'c801_32wg_9.0']
rfe16 = ['kz021_0m_1.0_0_2.0_1']
rfe17 = ['d781_12wg', 'Avg_sc_m_47m',
'Avg_neighb_m_122m', 'kz021_0m_1.0_0_2.0_1']
rfe18 = ['Max_ed_32wg', 'Avg_FinDiff_61m',
'kz021_0m_1.0_0_2.0_1', 'f020a_8m_1.0_0_2.0_1']
cfg_model = ModelSelectionConfig
# Loading best model data from all ages
# age 12
model_selection_result_12 = None
with open(f"{path_data_dir_12}/results.pkl", 'rb') as f:
model_selection_result_12 = pickle.load(f)
best_candidate_per_clf_12 = parse_model_selection_result(
model_selection_result_12)
best_candidate_12 = max(best_candidate_per_clf_12, key=lambda x: x[1])
_, best_combination_12, best_cv_result_12 = best_candidate_12[0]
best_scale_mode_12, best_impute_mode_12, best_outlier_mode_12, best_clf_12 \
= best_combination_12
X_12, y_12 = load_X_and_y(
f"{path_data_dir_12}/preprocessed/"
f"{best_scale_mode_12}_{best_impute_mode_12}_{best_outlier_mode_12}.csv",
col_y=feature_label_12)
# tsne for best rfe results
plot_tsne( # removed outliers
X=X_12[rfe12],
y=y_12,
random_state=random_state,
path_save=f"{path_data_dir_12}/"
"tsne_from_rfe.png")
dump_X_and_y(
X=X_12[rfe12]
if feature_kfold is None else X_12[rfe12].reset_index(),
y=y_12
if feature_kfold is None else y_12.reset_index(
drop=True),
path_output_data=f"{path_data_dir_12}/"
"rfe_xy.csv")
splits = KFold_by_feature(
X=X_12,
y=y_12,
n_splits=5,
feature=feature_kfold,
random_state=random_state)
if feature_kfold is not None:
X_12 = X_12.drop([feature_kfold], axis=1)
# replot pr curve but with correct baseline
clf = ClassifierHandler(
classifier_mode=best_clf_12,
params=best_cv_result_12['param'],
random_state=random_state).clf
y_12_pred_allpos = pd.Series(np.ones(len(y_12)))
p_base = precision_score(y_12, y_12_pred_allpos)
method = 'pr'
try:
curve_metrics = get_curve_metrics(
clf, X_12, y_12, method, splits)
except Exception as e:
logger.info(
f"{method} skipped due to data inbalance. Error Type: "
f"{type(e)}. Error message: {e}")
plot_curves(
curve_metrics,
method=method,
pr_base=p_base,
path_save=f"{path_data_dir_12}/{method}_fixed.png")
# age 16
model_selection_result_16 = None
with open(f"{path_data_dir_16}/results.pkl", 'rb') as f:
model_selection_result_16 = pickle.load(f)
best_candidate_per_clf_16 = parse_model_selection_result(
model_selection_result_16)
best_candidate_16 = max(best_candidate_per_clf_16, key=lambda x: x[1])
_, best_combination_16, best_cv_result_16 = best_candidate_16[0]
best_scale_mode_16, best_impute_mode_16, best_outlier_mode_16, best_clf_16 \
= best_combination_16
X_16, y_16 = load_X_and_y(
f"{path_data_dir_16}/preprocessed/"
f"{best_scale_mode_16}_{best_impute_mode_16}_{best_outlier_mode_16}.csv",
col_y=feature_label_16)
# tsne for best rfe results
plot_tsne( # removed outliers
X=X_16[rfe16],
y=y_16,
random_state=random_state,
path_save=f"{path_data_dir_16}/"
"tsne_from_rfe.png")
dump_X_and_y(
X=X_16[rfe16]
if feature_kfold is None else X_16[rfe16].reset_index(),
y=y_16
if feature_kfold is None else y_16.reset_index(
drop=True),
path_output_data=f"{path_data_dir_16}/"
"rfe_xy.csv")
splits = KFold_by_feature(
X=X_16,
y=y_16,
n_splits=5,
feature=feature_kfold,
random_state=random_state)
if feature_kfold is not None:
X_16 = X_16.drop([feature_kfold], axis=1)
# replot pr curve but with correct baseline
clf = ClassifierHandler(
classifier_mode=best_clf_16,
params=best_cv_result_16['param'],
random_state=random_state).clf
y_16_pred_allpos = pd.Series(np.ones(len(y_16)))
p_base = precision_score(y_16, y_16_pred_allpos)
method = 'pr'
try:
curve_metrics = get_curve_metrics(
clf, X_16, y_16, method, splits)
except Exception as e:
logger.info(
f"{method} skipped due to data inbalance. Error Type: "
f"{type(e)}. Error message: {e}")
plot_curves(
curve_metrics,
method=method,
pr_base=p_base,
path_save=f"{path_data_dir_16}/{method}_fixed.png")
# age 17
model_selection_result_17 = None
with open(f"{path_data_dir_17}/results.pkl", 'rb') as f:
model_selection_result_17 = pickle.load(f)
best_candidate_per_clf_17 = parse_model_selection_result(
model_selection_result_17)
best_candidate_17 = max(best_candidate_per_clf_17, key=lambda x: x[1])
_, best_combination_17, best_cv_result_17 = best_candidate_17[0]
best_scale_mode_17, best_impute_mode_17, best_outlier_mode_17, best_clf_17 \
= best_combination_17
X_17, y_17 = load_X_and_y(
f"{path_data_dir_17}/preprocessed/"
f"{best_scale_mode_17}_{best_impute_mode_17}_{best_outlier_mode_17}.csv",
col_y=feature_label_17)
# tsne for best rfe results
plot_tsne( # removed outliers
X=X_17[rfe17],
y=y_17,
random_state=random_state,
path_save=f"{path_data_dir_17}/"
"tsne_from_rfe.png")
dump_X_and_y(
X=X_17[rfe17]
if feature_kfold is None else X_17[rfe17].reset_index(),
y=y_17
if feature_kfold is None else y_17.reset_index(
drop=True),
path_output_data=f"{path_data_dir_17}/"
"rfe_xy.csv")
splits = KFold_by_feature(
X=X_17,
y=y_17,
n_splits=5,
feature=feature_kfold,
random_state=random_state)
if feature_kfold is not None:
X_17 = X_17.drop([feature_kfold], axis=1)
# replot pr curve but with correct baseline
clf = ClassifierHandler(
classifier_mode=best_clf_17,
params=best_cv_result_17['param'],
random_state=random_state).clf
y_17_pred_allpos = pd.Series(np.ones(len(y_17)))
p_base = precision_score(y_17, y_17_pred_allpos)
method = 'pr'
try:
curve_metrics = get_curve_metrics(
clf, X_17, y_17, method, splits)
except Exception as e:
logger.info(
f"{method} skipped due to data inbalance. Error Type: "
f"{type(e)}. Error message: {e}")
plot_curves(
curve_metrics,
method=method,
pr_base=p_base,
path_save=f"{path_data_dir_17}/{method}_fixed.png")
# age 18
model_selection_result_18 = None
with open(f"{path_data_dir_18}/results.pkl", 'rb') as f:
model_selection_result_18 = pickle.load(f)
best_candidate_per_clf_18 = parse_model_selection_result(
model_selection_result_18)
best_candidate_18 = max(best_candidate_per_clf_18, key=lambda x: x[1])
_, best_combination_18, best_cv_result_18 = best_candidate_18[0]
best_scale_mode_18, best_impute_mode_18, best_outlier_mode_18, best_clf_18 \
= best_combination_18
X_18, y_18 = load_X_and_y(
f"{path_data_dir_18}/preprocessed/"
f"{best_scale_mode_18}_{best_impute_mode_18}_{best_outlier_mode_18}.csv",
col_y=feature_label_18)
# tsne for best rfe results
plot_tsne( # removed outliers
X=X_18[rfe18],
y=y_18,
random_state=random_state,
path_save=f"{path_data_dir_18}/"
"tsne_from_rfe.png")
dump_X_and_y(
X=X_18[rfe18]
if feature_kfold is None else X_18[rfe18].reset_index(),
y=y_18
if feature_kfold is None else y_18.reset_index(
drop=True),
path_output_data=f"{path_data_dir_18}/"
"rfe_xy.csv")
splits = KFold_by_feature(
X=X_18,
y=y_18,
n_splits=5,
feature=feature_kfold,
random_state=random_state)
if feature_kfold is not None:
X_18 = X_18.drop([feature_kfold], axis=1)
# replot pr curve but with correct baseline
clf = ClassifierHandler(
classifier_mode=best_clf_18,
params=best_cv_result_18['param'],
random_state=random_state).clf
y_18_pred_allpos = pd.Series(np.ones(len(y_18)))
p_base = precision_score(y_18, y_18_pred_allpos)
method = 'pr'
try:
curve_metrics = get_curve_metrics(
clf, X_18, y_18, method, splits)
except Exception as e:
logger.info(
f"{method} skipped due to data inbalance. Error Type: "
f"{type(e)}. Error message: {e}")
plot_curves(
curve_metrics,
method=method,
pr_base=p_base,
path_save=f"{path_data_dir_18}/{method}_fixed.png")
# filename_data_prep = cfg_model.get_filename_preprocessed_data(
# scale_mode, impute_mode, outlier_mode)
# data = pd.read_csv(f"{path_data_preprocessed_dir}/preprocessed/{filename_data_prep}")
# X_prep = data.drop([feature_label], axis=1)
# y_prep = data[feature_label]
# plot_tsne( # removed outliers
# X = X_prep,
# y = y_prep,
# random_state = random_state,
# path_save = f"{path_data_preprocessed_dir}/"
# f"{filename_tsne}")
if __name__ == '__main__':
main()