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testing-design-lsaknn-kfold-0.php
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<?php
declare(strict_types=1);
namespace IFVABOTKNN;
require './vendor/autoload.php';
// ini_set('memory_limit', '1024M'); // or you could use 1G
ini_set('memory_limit', '-1');
use Rubix\ML\GridSearch;
use Rubix\ML\ModelManager;
use Rubix\ML\Backends\Tasks\TrainAndValidate;
use Rubix\ML\Classifiers\KNearestNeighbors;
use Rubix\ML\Kernels\Distance\Manhattan;
use Rubix\ML\Classifiers\SVC;
use Rubix\ML\CrossValidation\KFold;
use Rubix\ML\CrossValidation\Metrics\Accuracy;
use Rubix\ML\CrossValidation\Metrics\FBeta;
use Rubix\ML\CrossValidation\Reports\MulticlassBreakdown;
use Rubix\ML\Datasets\Labeled;
use Rubix\ML\Datasets\Dataset;
use Rubix\ML\Persisters\Filesystem;
use Rubix\ML\Kernels\SVM\Linear;
use Rubix\ML\Other\Helpers\Stats;
use Rubix\ML\Tfidf;
use svmmodel;
use svm;
include './fungsi.php';
include './fungsi_svd.php';
$connect = connectDB('ifva');
$data_uji = file_get_contents("json/datauji-knn-9-fold.json");
$json_uji = json_decode($data_uji, TRUE);
print_r("<pre>");
foreach ($json_uji[0] as $key => $value) {
$labeluji[0][$key] = $value['label'];
}
$data_latih = file_get_contents("json/datalatih-knn-9-fold.json");
$json_latih = json_decode($data_latih, TRUE);
// print_r("<pre>");
// print_r($json_latih[0]['tfidf']);
// print_r("<br>");
// print_r("<hr><h1>SVD datalatih</h1><br>");
$d_datalatih[0] = count($json_latih[0]['tfidf']);
$t_datalatih[0] = count(matrixTranspose($json_latih[0]['tfidf']));
if ($t_datalatih[0] > $d_datalatih[0]) {
$matrix_datalatih[0] = matrixTranspose($json_latih[0]['tfidf']);
} elseif ( $d_datalatih[0] >= $t_datalatih[0]) {
$matrix_datalatih[0] = $json_latih[0]['tfidf'];
}
print_r("TERM DATA LATIH = ".$t_datalatih[0]);
print_r("<br>");
print_r("DOKUMEN DATA LATIH = ".$d_datalatih[0]);
if (!empty($matrix_datalatih[0])) {
$svd_datalatih[0] = SVD($matrix_datalatih[0]);
}
$ini_k[0] = intval($svd_datalatih[0]['K']*5/100);
$ini_k[1] = intval($svd_datalatih[0]['K']*10/100);
$ini_k[2] = intval($svd_datalatih[0]['K']*15/100);
$ini_k[3] = intval($svd_datalatih[0]['K']*20/100);
$ini_k[4] = intval($svd_datalatih[0]['K']*25/100);
$ini_k[5] = intval($svd_datalatih[0]['K']*30/100);
$ini_k[6] = intval($svd_datalatih[0]['K']*35/100);
$ini_k[7] = intval($svd_datalatih[0]['K']*40/100);
$ini_k[8] = intval($svd_datalatih[0]['K']*45/100);
$ini_k[9] = intval($svd_datalatih[0]['K']*50/100);
$ini_k[10] = intval($svd_datalatih[0]['K']*55/100);
$ini_k[11] = intval($svd_datalatih[0]['K']*60/100);
$ini_k[12] = intval($svd_datalatih[0]['K']*65/100);
$ini_k[13] = intval($svd_datalatih[0]['K']*70/100);
$ini_k[14] = intval($svd_datalatih[0]['K']*75/100);
$ini_k[15] = intval($svd_datalatih[0]['K']*80/100);
$ini_k[16] = intval($svd_datalatih[0]['K']*85/100);
$ini_k[17] = intval($svd_datalatih[0]['K']*90/100);
$ini_k[18] = intval($svd_datalatih[0]['K']*95/100);
$ini_k[19] = intval($svd_datalatih[0]['K']);
// print_r("<pre>");
// print_r($ini_k);
foreach ($ini_k as $key => $value) {
$svd_datalatih_red[0][$key] = array();
$svd_datalatih_red[0][$key]['sp'] = matrixConstruct($svd_datalatih[0]['S'], $value, $value);
$svd_datalatih_red[0][$key]['up'] = matrixConstruct($svd_datalatih[0]['U'], count($svd_datalatih[0]['U']), $value);
$svd_datalatih_red[0][$key]['vtp'] = matrixConstruct(matrixTranspose($svd_datalatih[0]['V']), $value, count($svd_datalatih[0]['V']));
$newArr[0][$key] = Array();
foreach ($svd_datalatih_red[0][$key]['sp'] as $k => $val) {
$r = Array();
foreach ($val as $v) {
array_push($r, floatval($v) == 0.0 ? 0 : floatval($v));
}
array_push($newArr[0][$key], $r);
}
$spinvers_datalatih[0][$key] = invert($newArr[0][$key]);
// echo "<hr><pre><h1>LATENT SEMANTIC ANALYSIS LATIH</h1>";
if ($t_datalatih[0] > $d_datalatih[0]) {
// print_r("<br> disini buat t > d rumusnya q=qTUkS-1");
// $red[$key] = $svd_datalatih_red[0][$key]['up'];
$red[$key] = perkalian_matrix($svd_datalatih_red[0][$key]['up'], $spinvers_datalatih[0][$key]);
} elseif ( $d_datalatih[0] >= $t_datalatih[0]) {
// print_r("<br>disini buat d > t rumusnya q=qTVTkS-1");
// $red[$key] = matrixTranspose($svd_datalatih_red[0][$key]['vtp']);
$red[$key] = perkalian_matrix(matrixTranspose($svd_datalatih_red[0][$key]['vtp']), $spinvers_datalatih[0][$key]);
}
// REDUKSI PADA DATA LATIH
for ($x=0; $x < $d_datalatih[0] ; $x++) {
$tf_datalatih_red[0][$key][$x] = perkalian_matrix(array($json_latih[0]['tfidf'][$x]), $red[$key]);
foreach ($tf_datalatih_red[0][$key] as $k => $value) {
foreach ($value as $kunci => $val) {
$svd_datalatih[0][$key]['red'][$k] = $val;
}
}
}
//REDUKSI PADA DATA UJI
$x=0;
foreach ($json_uji[0] as $k => $value) {
$tf_uji_red[0][$key][$k] = perkalian_matrix(array($json_uji[0][$k]['tf']),$red[$key]);
foreach ($tf_uji_red[0][$key] as $ke => $value) {
foreach ($value as $kunci => $val) {
$svd_datauji[0][$key][$ke] = $val;
}
}
}
$datalatihred[0][$key] = new Labeled($svd_datalatih[0][$key]['red'], $json_latih[0]['label']);
$dataujired[0][$key] = new Labeled($svd_datauji[0][$key], $labeluji[0]);
// //===========================================================================================================================================//
$report = new MulticlassBreakdown();
print_r('<pre><h3>PENGUJIAN FOLD ke 0 KNearestNeighbors K = 5 LSA K ='.$ini_k[$key].'</h3>');
$estimator = new KNearestNeighbors(5);
$estimator->train($datalatihred[0][$key]);
$predictions[0][$key] = $estimator->predict($dataujired[0][$key]);
$results[0][$key] = $report->generate($predictions[0][$key], $labeluji[0]);
$akurasi[0][$key] = $results[0][$key]['overall']['accuracy'];
$fmeasure[0][$key] = $results[0][$key]['overall']['f1_score'];
$presisi[0][$key] = $results[0][$key]['overall']['precision'];
$recall[0][$key] = $results[0][$key]['overall']['recall'];
print_r("<br>AKURASI KE- " . 0 . " = " . $results[0][$key]['overall']['accuracy']);
print_r("<br>F-MEASURE KE- " . 0 . " = " . $results[0][$key]['overall']['f1_score']);
print_r("<br>PRECISION KE- " . 0 . " = " . $results[0][$key]['overall']['precision']);
print_r("<br>RECALL KE- " . 0 . " = " . $results[0][$key]['overall']['recall']);
print_r("<br><br>");
// print_r($results[0][$key]);
//===========================================================================================================================================//
}
// $svd_datalatih_red[0] = array();
// $svd_datalatih_red[0]['sp'] = matrixConstruct($svd_datalatih[0]['S'], $ini_k[0], $ini_k[0]);
// $svd_datalatih_red[0]['up'] = matrixConstruct($svd_datalatih[0]['U'], count($svd_datalatih[0]['U']), $ini_k[0]);
// $svd_datalatih_red[0]['vtp'] = matrixConstruct(matrixTranspose($svd_datalatih[0]['V']), $ini_k[0], count($svd_datalatih[0]['V']));
// $newArr[0] = Array();
// foreach ($svd_datalatih_red[0]['sp'] as $key => $val) {
// $r = Array();
// foreach ($val as $v) {
// array_push($r, floatval($v) == 0.0 ? 0 : floatval($v));
// }
// array_push($newArr[0], $r);
// }
// $spinvers_datalatih[0] = invert($newArr[0]);
// // echo "<hr><pre><h1>LATENT SEMANTIC ANALYSIS LATIH</h1>";
// if ($t_datalatih[0] > $d_datalatih[0]) {
// // print_r("<br> disini buat t > d rumusnya q=qTUkS-1");
// //REDUKSI PADA DATA LATIH DENGAN STEMMING
// for ($x=0; $x < $d_datalatih[0] ; $x++) {
// $tf_datalatih_r[0][$x] = perkalian_matrix(array($json_latih[0]['tf'][$x]), $svd_datalatih_red[0]['up']);
// $tf_datalatih_red[0][$x] = perkalian_matrix($tf_datalatih_r[0][$x],$spinvers_datalatih[0]);
// foreach ($tf_datalatih_red[0] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datalatih[0]['red'][$key] = $val;
// }
// }
// }
// // $datalatihred[0] = new Labeled($svd_datalatih[0]['red'], $json_latih[0]['label']);
// //REDUKSI PADA DATA UJI
// foreach ($json_uji[0] as $key => $value) {
// $tf_uji_r[0][$key] = perkalian_matrix(array($json_uji[0][$key]['tf']), $svd_datalatih_red[0]['up']);
// $tf_uji_red[0][$key] = perkalian_matrix($tf_uji_r[0][$key],$spinvers_datalatih[0]);
// foreach ($tf_uji_red[0] as $k => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datauji[0][$k] = $val;
// }
// }
// }
// } elseif ( $d_datalatih[0] >= $t_datalatih[0]) {
// // print_r("<br>disini buat d > t rumusnya q=qTVTkS-1");
// //REDUKSI PADA DATA LATIH DENGAN STEMMING
// for ($x=0; $x < $d_datalatih[0] ; $x++) {
// $tf_datalatih_r[0][$x] = perkalian_matrix(array($json_latih[0]['tf'][$x]), matrixTranspose($svd_datalatih_red[0]['vtp']));
// $tf_datalatih_red[0][$x] = perkalian_matrix($tf_datalatih_r[0][$x],$spinvers_datalatih[0]);
// foreach ($tf_datalatih_red[0] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datalatih[0]['red'][$key] = $val;
// }
// }
// }
// //REDUKSI PADA DATA UJI
// $x=0;
// foreach ($json_uji[0] as $key => $value) {
// $tf_uji_r[0][$key] = perkalian_matrix(array($json_uji[0][$key]['tf']), matrixTranspose($svd_datalatih_red[0]['vtp']));
// $tf_uji_red[0][$key] = perkalian_matrix($tf_uji_r[0][$key],$spinvers_datalatih[0]);
// foreach ($tf_uji_red[0] as $k => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datauji[0][$k] = $val;
// }
// }
// }
// }
// $datalatihred[0] = new Labeled($svd_datalatih[0]['red'], $json_latih[0]['label']);
// $dataujired[0] = new Labeled($svd_datauji[0], $labeluji[0]);
// //===========================================================================================================================================//
// $report = new MulticlassBreakdown();
// print_r('<pre><h3>PENGUJIAN K-FOLD KNearestNeighbors K = 5</h3>');
// $estimator = new SVC(1.0, new Linear(), true, 1e-5, 50.0);
// $estimator->train($datalatihred[0]);
// $predictions[0] = $estimator->predict($dataujired[0]);
// $results[0] = $report->generate($predictions[0], $labeluji[0]);
// $akurasi[0] = $results[0]['overall']['accuracy'];
// $fmeasure[0] = $results[0]['overall']['f1_score'];
// $presisi[0] = $results[0]['overall']['precision'];
// $recall[0] = $results[0]['overall']['recall'];
// print_r("<br>AKURASI KE- " . 0 . " = " . $results[0]['overall']['accuracy']);
// print_r("<br>F-MEASURE KE- " . 0 . " = " . $results[0]['overall']['f1_score']);
// print_r("<br>PRECISION KE- " . 0 . " = " . $results[0]['overall']['precision']);
// print_r("<br>RECALL KE- " . 0 . " = " . $results[0]['overall']['recall']);
// print_r("<br><br>");
// print_r($results);
// print_r("<br>RATA-RATA");
// print_r("<br>AKURASI = " . Stats::mean($akurasi));
// print_r("<br>F-MEASURE = " . Stats::mean($fmeasure));
// print_r("<br>PRESISI = " . Stats::mean($presisi));
// print_r("<br>RECALL = " . Stats::mean($recall));
// print_r("<br><br>");
//===========================================================================================================================================//
// // echo "<hr><pre><h1>LATENT SEMANTIC ANALYSIS LATIH</h1>";
// if ($t_datalatih[$i] > $d_datalatih[$i]) {
// // print_r("<br> disini buat t > d rumusnya q=qTUkS-1");
// //REDUKSI PADA DATA LATIH DENGAN STEMMING
// for ($x=0; $x < $d_datalatih[$i] ; $x++) {
// $tf_datalatih_r[$i][$x] = perkalian_matrix($tf_datalatih[$i][$x], $svd_datalatih_red[$i]['up']);
// $tf_datalatih_red[$i][$x] = perkalian_matrix($tf_datalatih_r[$i][$x],$spinvers_datalatih[$i]);
// foreach ($tf_datalatih_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datalatih[$i]['red'][$key] = $val;
// }
// }
// }
// $datalatihred[$i] = new Labeled($svd_datalatih[$i]['red'], $labeldatalatihbaru[$i]);
// //REDUKSI PADA DATA UJI
// $x=0;
// foreach ($hasil_praproses[$i] as $key => $value) {
// $kalimatujiarraystemm[$i][$x] = explode(" ", $value);
// $tf_uji[$i][$x][0] = query($kalimatujiarraystemm[$i][$x], $datalatih_term[$i]);
// $tf_uji_r[$i][$x] = perkalian_matrix($tf_uji[$i][$x], $svd_datalatih_red[$i]['up']);
// $tf_uji_red[$i][$x] = perkalian_matrix($tf_uji_r[$i][$x],$spinvers_datalatih[$i]);
// $x++;
// foreach ($tf_uji_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datauji[$i][$key] = $val;
// }
// }
// }
// $dataujired[$i] = new Labeled($svd_datauji[$i], $label[$i]);
// } elseif ( $d_datalatih[$i] >= $t_datalatih[$i]) {
// // print_r("<br>disini buat d > t rumusnya q=qTVTkS-1");
// //REDUKSI PADA DATA LATIH DENGAN STEMMING
// for ($x=0; $x < $d_datalatih[$i] ; $x++) {
// $tf_datalatih[$i][$x][0] = query($kalimatarraystemm[$i][$x], $datalatih_term[$i]);
// $tf_datalatih_r[$i][$x] = perkalian_matrix($tf_datalatih[$i][$x], matrixTranspose($svd_datalatih_red[$i]['vtp']));
// $tf_datalatih_red[$i][$x] = perkalian_matrix($tf_datalatih_r[$i][$x],$spinvers_datalatih[$i]);
// foreach ($tf_datalatih_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datalatih[$i]['red'][$key] = $val;
// }
// }
// }
// $datalatihred[$i] = new Labeled($svd_datalatih[$i]['red'], $labeldatalatihbaru[$i]);
// //REDUKSI PADA DATA UJI
// $x=0;
// foreach ($hasil_praproses[$i] as $key => $value) {
// $kalimatujiarraystemm[$i][$x] = explode(" ", $value);
// $tf_uji[$i][$x][0] = query($kalimatujiarraystemm[$i][$x], $datalatih_term[$i]);
// $tf_uji_r[$i][$x] = perkalian_matrix($tf_uji[$i][$x], matrixTranspose($svd_datalatih_red[$i]['vtp']));
// $tf_uji_red[$i][$x] = perkalian_matrix($tf_uji_r[$i][$x],$spinvers_datalatih[$i]);
// $x++;
// foreach ($tf_uji_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datauji[$i][$key] = $val;
// }
// }
// }
// $dataujired[$i] = new Labeled($svd_datauji[$i], $label[$i]);
// }
// }
// //AMBIL DATA SET
// $i=0;
// $data_samples=mysqli_query($connect, "SELECT * FROM `dataset`");
// $samples= array();
// while ($d=mysqli_fetch_array($data_samples)) {
// $s['pertanyaan'] = $d['pertanyaan'];
// $s['hasil_praproses'] = $d['hasil_praproses'];
// $s['jawaban'] = $d['jawaban'];
// $samples[$i] = $s;
// $lab[$i] = $d['label'];
// $i++;
// }
// $kfold=5;
// $dataset = new Labeled($samples, $lab);
// $folds = $dataset->randomize()->stratifiedFold($kfold);
// // $folds = $dataset->stratifiedFold($kfold);
// mysqli_query($connect, "TRUNCATE TABLE kfold_datauji_lsa");
// for ($i = 0; $i < $kfold; $i++) {
// $data[$i] = $folds[$i]->getSamples();
// $label[$i] = $folds[$i]->getTargets();
// foreach ($data[$i] as $key => $value) {
// $data[$i][$key][3] = $label[$i][$key];
// $pertanyaan[$i][$key] = $value[0];
// $hasil_praproses[$i][$key] = $value[1];
// $jawaban[$i][$key] = $value[2];
// }
// $x=0;
// foreach ($data[$i] as $row) {
// mysqli_query($connect, "INSERT INTO kfold_datauji_lsa ( id, kfold, i, pertanyaan, hasil_praproses, jawaban, label) VALUES ('', $key, '$x', '$row[0]','$row[1]','$row[2]','$row[3]')");
// $x++;
// }
// }
// for ($i = 0; $i < $kfold; $i++) {
// $coba[$i][$i] = $i;
// $pertanyaandatalatih[$i] = array_diff_key($pertanyaan, $coba[$i]);
// $hasil_praprosesdatalatih[$i] = array_diff_key($hasil_praproses, $coba[$i]);
// $jawabandatalatih[$i] = array_diff_key($jawaban, $coba[$i]);
// $labeldatalatih[$i] = array_diff_key($label, $coba[$i]);
// }
// for ($i = 0; $i < $kfold; $i++) {
// $n=0;
// foreach ($pertanyaandatalatih[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $pertanyaandatalatihbaru[$i][$n] = $pertanyaandatalatih[$i][$key][$kunci];
// $kalimatstemm[$i][$n] = $hasil_praprosesdatalatih[$i][$key][$kunci];
// $labeldatalatihbaru[$i][$n] = $labeldatalatih[$i][$key][$kunci];
// $jawabandatalatihbaru[$i][$n] = $jawabandatalatih[$i][$key][$kunci];
// $kalimatarraystemm[$i][$n] = explode(" ", $kalimatstemm[$i][$n]);
// $n++;
// }
// }
// $m=0;
// foreach($kalimatarraystemm[$i] as $key => $value ){
// foreach ($value as $kunci => $val){
// $termstemm[$i][$m] = $val;
// $m++;
// }
// }
// // print_r("</pre><hr><pre><h1>TFIDF DATALATIH MASING-MASING KFOLD KE- ".$i."</h1><br>");
// $con=new Tfidf();
// $con->proses($kalimatstemm[$i],$termstemm[$i]);
// $datalatih_table1[$i]=$con->table1;
// foreach ($datalatih_table1[$i] as $key => $value) {
// $datalatih_term[$i][$key] = array('term'=> $value['term']);
// }
// //TF-IDF NORMALISASI L2
// $datalatih_table2[$i]=normalisasi($con->table2);
// $d_datalatih[$i] = count($datalatih_table2[$i]);
// $t_datalatih[$i] = count(matrixTranspose($datalatih_table2[$i]));
// // print_r("<hr><h1>SVD datalatih</h1><br>");
// if ($t_datalatih[$i] > $d_datalatih[$i]) {
// $matrix_datalatih[$i] = matrixTranspose($datalatih_table2[$i]);
// } elseif ( $d_datalatih[$i] >= $t_datalatih[$i]) {
// $matrix_datalatih[$i] = $datalatih_table2[$i];
// }
// if (!empty($matrix_datalatih[$i])) {
// $svd_datalatih[$i] = SVD($matrix_datalatih[$i]);
// }
// $ini_k[$i] = $svd_datalatih[$i]['K']*75/100;
// $svd_datalatih_red[$i] = array();
// $svd_datalatih_red[$i]['sp'] = matrixConstruct($svd_datalatih[$i]['S'], $ini_k[$i], $ini_k[$i]);
// $svd_datalatih_red[$i]['up'] = matrixConstruct($svd_datalatih[$i]['U'], count($svd_datalatih[$i]['U']), $ini_k[$i]);
// $svd_datalatih_red[$i]['vtp'] = matrixConstruct(matrixTranspose($svd_datalatih[$i]['V']), $ini_k[$i], count($svd_datalatih[$i]['V']));
// $newArr[$i] = Array();
// foreach ($svd_datalatih_red[$i]['sp'] as $key => $val) {
// $r = Array();
// foreach ($val as $v) {
// array_push($r, floatval($v) == 0.0 ? 0 : floatval($v));
// }
// array_push($newArr[$i], $r);
// }
// $spinvers_datalatih[$i] = invert($newArr[$i]);
// // echo "<hr><pre><h1>LATENT SEMANTIC ANALYSIS LATIH</h1>";
// if ($t_datalatih[$i] > $d_datalatih[$i]) {
// // print_r("<br> disini buat t > d rumusnya q=qTUkS-1");
// //REDUKSI PADA DATA LATIH DENGAN STEMMING
// for ($x=0; $x < $d_datalatih[$i] ; $x++) {
// $tf_datalatih[$i][$x][0] = query($kalimatarraystemm[$i][$x], $datalatih_term[$i]);
// $tf_datalatih_r[$i][$x] = perkalian_matrix($tf_datalatih[$i][$x], $svd_datalatih_red[$i]['up']);
// $tf_datalatih_red[$i][$x] = perkalian_matrix($tf_datalatih_r[$i][$x],$spinvers_datalatih[$i]);
// foreach ($tf_datalatih_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datalatih[$i]['red'][$key] = $val;
// }
// }
// }
// $datalatihred[$i] = new Labeled($svd_datalatih[$i]['red'], $labeldatalatihbaru[$i]);
// //REDUKSI PADA DATA UJI
// $x=0;
// foreach ($hasil_praproses[$i] as $key => $value) {
// $kalimatujiarraystemm[$i][$x] = explode(" ", $value);
// $tf_uji[$i][$x][0] = query($kalimatujiarraystemm[$i][$x], $datalatih_term[$i]);
// $tf_uji_r[$i][$x] = perkalian_matrix($tf_uji[$i][$x], $svd_datalatih_red[$i]['up']);
// $tf_uji_red[$i][$x] = perkalian_matrix($tf_uji_r[$i][$x],$spinvers_datalatih[$i]);
// $x++;
// foreach ($tf_uji_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datauji[$i][$key] = $val;
// }
// }
// }
// $dataujired[$i] = new Labeled($svd_datauji[$i], $label[$i]);
// } elseif ( $d_datalatih[$i] >= $t_datalatih[$i]) {
// // print_r("<br>disini buat d > t rumusnya q=qTVTkS-1");
// //REDUKSI PADA DATA LATIH DENGAN STEMMING
// for ($x=0; $x < $d_datalatih[$i] ; $x++) {
// $tf_datalatih[$i][$x][0] = query($kalimatarraystemm[$i][$x], $datalatih_term[$i]);
// $tf_datalatih_r[$i][$x] = perkalian_matrix($tf_datalatih[$i][$x], matrixTranspose($svd_datalatih_red[$i]['vtp']));
// $tf_datalatih_red[$i][$x] = perkalian_matrix($tf_datalatih_r[$i][$x],$spinvers_datalatih[$i]);
// foreach ($tf_datalatih_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datalatih[$i]['red'][$key] = $val;
// }
// }
// }
// $datalatihred[$i] = new Labeled($svd_datalatih[$i]['red'], $labeldatalatihbaru[$i]);
// //REDUKSI PADA DATA UJI
// $x=0;
// foreach ($hasil_praproses[$i] as $key => $value) {
// $kalimatujiarraystemm[$i][$x] = explode(" ", $value);
// $tf_uji[$i][$x][0] = query($kalimatujiarraystemm[$i][$x], $datalatih_term[$i]);
// $tf_uji_r[$i][$x] = perkalian_matrix($tf_uji[$i][$x], matrixTranspose($svd_datalatih_red[$i]['vtp']));
// $tf_uji_red[$i][$x] = perkalian_matrix($tf_uji_r[$i][$x],$spinvers_datalatih[$i]);
// $x++;
// foreach ($tf_uji_red[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $svd_datauji[$i][$key] = $val;
// }
// }
// }
// $dataujired[$i] = new Labeled($svd_datauji[$i], $label[$i]);
// }
// }
// mysqli_query($connect, "TRUNCATE TABLE kfold_datalatih_lsa");
// foreach ($pertanyaandatalatihbaru as $key => $value) {
// $i=0;
// foreach ($value as $kunci => $val) {
// $gabung_datalatih[$key][$i]['pertanyaan'] = $val;
// $gabung_datalatih[$key][$i]['hasil_praproses'] = $kalimatstemm[$key][$i];
// $gabung_datalatih[$key][$i]['jawaban'] = $jawabandatalatihbaru[$key][$i];
// $gabung_datalatih[$key][$i]['label'] = $labeldatalatihbaru[$key][$i];
// $i++;
// }
// $x=0;
// foreach ($gabung_datalatih[$key] as $row) {
// mysqli_query($connect, "INSERT INTO kfold_datalatih_lsa ( id, kfold, i, pertanyaan, hasil_praproses, jawaban, label) VALUES ('', $key, '$x', '$row[pertanyaan]','$row[hasil_praproses]','$row[jawaban]','$row[label]')");
// $x++;
// }
// }
// //===========================================================================================================================================//
// $report = new MulticlassBreakdown();
// print_r('<pre><h3>PENGUJIAN K-FOLD KNearestNeighbors K = 5</h3>');
// $estimator = new SVC(1.0, new Linear(), true, 1e-5, 50.0);
// for ($i = 0; $i < $kfold; $i++) {
// $estimator->train($datalatihred[$i]);
// $predictions[$i] = $estimator->predict($dataujired[$i]);
// $results[$i] = $report->generate($predictions[$i], $label[$i]);
// $akurasi[$i] = $results[$i]['overall']['accuracy'];
// $fmeasure[$i] = $results[$i]['overall']['f1_score'];
// $presisi[$i] = $results[$i]['overall']['precision'];
// $recall[$i] = $results[$i]['overall']['recall'];
// print_r("<br>AKURASI KE- " . $i . " = " . $results[$i]['overall']['accuracy']);
// print_r("<br>F-MEASURE KE- " . $i . " = " . $results[$i]['overall']['f1_score']);
// print_r("<br>PRECISION KE- " . $i . " = " . $results[$i]['overall']['precision']);
// print_r("<br>RECALL KE- " . $i . " = " . $results[$i]['overall']['recall']);
// print_r("<br>");
// }
// print_r("<br>RATA-RATA");
// print_r("<br>AKURASI = " . Stats::mean($akurasi));
// print_r("<br>F-MEASURE = " . Stats::mean($fmeasure));
// print_r("<br>PRESISI = " . Stats::mean($presisi));
// print_r("<br>RECALL = " . Stats::mean($recall));
// print_r("<br><br>");
// //===========================================================================================================================================//
// foreach ($predictions as $key => $value) {
// foreach($value as $kunci => $val){
// $data_kandidat[$key][$kunci] = mysqli_query($connect, "SELECT * FROM `kfold_datalatih_lsa` WHERE label = '$val' ");
// while ($d=mysqli_fetch_array($data_kandidat[$key][$kunci])) {
// $ans[$key][$kunci][$d['i']] = $d['jawaban'];
// $ask[$key][$kunci][$d['i']] = $d['pertanyaan'];
// foreach ($ask[$key][$kunci] as $i => $val) {
// $lsa_kandidat[$key][$i] = array($svd_datalatih[$key]['red'][$i]);
// $nilaicossim[$key][$kunci][$i] = cosinesimilaritylsa($tf_uji_red[$key][$kunci], matrixTranspose($lsa_kandidat[$key][$i]));
// $k[$key][$kunci][$i] = $nilaicossim[$key][$kunci][$i][0][0];
// arsort($k[$key][$kunci], SORT_NUMERIC);
// }
// }
// $x=0;
// foreach ($k[$key][$kunci] as $y => $value) {
// $kandidat[$key][$kunci][$x]['nilaicossim'] = $value;
// $kandidat[$key][$kunci][$x]['pertanyaan'] = $ask[$key][$kunci][$y];
// $kandidat[$key][$kunci][$x]['jawaban'] = $ans[$key][$kunci][$y];
// $x++;
// }
// }
// }
// foreach ($kandidat as $key => $value) {
// foreach ($value as $k => $val) {
// $hasilakhir[$key][$k] = $val[0]['jawaban'];
// }
// }
// for ($i = 0; $i < $kfold; $i++) {
// $resultsretrieval[$i] = $report->generate($hasilakhir[$i], $jawaban[$i]);
// $akurasiretrieval[$i] = $resultsretrieval[$i]['overall']['accuracy'];
// $fmeasureretrieval[$i] = $resultsretrieval[$i]['overall']['f1_score'];
// $presisiretrieval[$i] = $resultsretrieval[$i]['overall']['precision'];
// $recallretrieval[$i] = $resultsretrieval[$i]['overall']['recall'];
// print_r("<br>AKURASI KE- " . $i . " = " . $resultsretrieval[$i]['overall']['accuracy']);
// print_r("<br>F-MEASURE KE- " . $i . " = " . $resultsretrieval[$i]['overall']['f1_score']);
// print_r("<br>PRECISION KE- " . $i . " = " . $resultsretrieval[$i]['overall']['precision']);
// print_r("<br>RECALL KE- " . $i . " = " . $resultsretrieval[$i]['overall']['recall']);
// print_r("<br>");
// }
// print_r("<br>RATA-RATA");
// print_r("<br>AKURASI = " . Stats::mean($akurasiretrieval));
// print_r("<br>F-MEASURE = " . Stats::mean($fmeasureretrieval));
// print_r("<br>PRESISI = " . Stats::mean($presisiretrieval));
// print_r("<br>RECALL = " . Stats::mean($recallretrieval));
// print_r("<br><br>");
// print_r($kalimatujiarraystemm[0][0]);
// print_r($datalatih_term[0]);
// //===========================================================================================================================================//
// declare(strict_types=1);
// namespace IFVABOTKNN;
// require './vendor/autoload.php';
// // ini_set('memory_limit', '1024M'); // or you could use 1G
// ini_set('memory_limit', '-1');
// use Rubix\ML\GridSearch;
// use Rubix\ML\ModelManager;
// use Rubix\ML\Classifiers\KNearestNeighbors;
// use Rubix\ML\Kernels\Distance\Manhattan;
// use Rubix\ML\Backends\Tasks\TrainAndValidate;
// use Rubix\ML\Classifiers\SVC;
// use Rubix\ML\CrossValidation\KFold;
// use Rubix\ML\CrossValidation\Metrics\Accuracy;
// use Rubix\ML\CrossValidation\Metrics\FBeta;
// use Rubix\ML\CrossValidation\Reports\MulticlassBreakdown;
// use Rubix\ML\Datasets\Labeled;
// use Rubix\ML\Datasets\Dataset;
// use Rubix\ML\Persisters\Filesystem;
// use Rubix\ML\Kernels\SVM\Linear;
// use Rubix\ML\Other\Helpers\Stats;
// use svmmodel;
// use svm;
// include './fungsi.php';
// include './fungsi_svd.php';
// $connect = connectDB('ifva');
// //TABLE TFIDF
// $table2 = array();
// $query_table2 = mysqli_query($connect, "SELECT * FROM `dataset_tablered`");
// while ($d = mysqli_fetch_array($query_table2)) {
// $table2[$d['id_kol']][$d['id_bar']] = floatval($d['nilai']);
// }
// //AMBIL DATA LATIH
// $i=0;
// $data_samples=mysqli_query($connect, "SELECT * FROM `dataset`");
// $samples= array();
// while ($d=mysqli_fetch_array($data_samples)) {
// $samples['label'][$i]=$d['label'];
// $i++;
// }
// $kfold=4;
// $d_dataset = count($table2);
// $t_dataset = count(matrixTranspose($table2));
// // print_r("<hr><h1>SVD DATA LATIH</h1><br>");
// if ($t_dataset > $d_dataset) {
// $matrix_dataset = $table2;
// } elseif ( $d_dataset >= $t_dataset) {
// $matrix_dataset = matrixTranspose($table2);
// }
// $dataset = new Labeled($matrix_dataset, $samples['label']);
// $folds = $dataset->randomize()->stratifiedFold($kfold);
// for ($i = 0; $i < $kfold; $i++) {
// $data[$i] = $folds[$i]->getSamples();
// $label[$i] = $folds[$i]->getTargets();
// }
// print_r("<pre>");
// print_r($label);
// // print_r('<pre>DATASET<br>');
// // print_r($dataset);
// for ($i = 0; $i < $kfold; $i++) {
// $coba[$i][$i] = $i;
// $datalatih[$i] = array_diff_key($data, $coba[$i]);
// $labeldatalatih[$i] = array_diff_key($label, $coba[$i]);
// }
// // print_r('<pre>DATA LATIH<br>');
// for ($i = 0; $i < $kfold; $i++) {
// $n=0;
// foreach ($datalatih[$i] as $key => $value) {
// foreach ($value as $kunci => $val) {
// $datalatihbaru[$i][$n] = $datalatih[$i][$key][$kunci] ;
// $labeldatalatihbaru[$i][$n] = $labeldatalatih[$i][$key][$kunci];
// $n++;
// }
// }
// $datalatihpengujian[$i] = new Labeled($datalatihbaru[$i], $labeldatalatihbaru[$i]);
// }
// // print_r($datalatihbaru);
// // print_r($labeldatalatihbaru);
// // print_r('<pre>DATA LATIH PENGUJIAN KFOLD <br>');
// // print_r($datalatihpengujian);
// // print_r('<pre>DATA UJI PENGUJIAN KFOLD <br>');
// // print_r($folds);
// $report = new MulticlassBreakdown();
// //==========================================================================================================//
// print_r('<pre><h3>PENGUJIAN K-FOLD SVM c=1.5, new Linear(), tol= 1e-3, iterasi=50.0</h3>');
// $estimator = new SVC(1.5, new Linear(), true, 1e-3, 50.0);
// for ($i = 0; $i < $kfold; $i++) {
// $estimator->train($datalatihpengujian[$i]);
// $predictions[$i] = $estimator->predict($folds[$i]);
// $results[$i] = $report->generate($predictions[$i], $folds[$i]->getTargets());
// $akurasi[$i] = $results[$i]['overall']['accuracy'];
// $fmeasure[$i] = $results[$i]['overall']['f1_score'];
// $presisi[$i] = $results[$i]['overall']['precision'];
// $recall[$i] = $results[$i]['overall']['recall'];
// print_r("<br>AKURASI KE- " . $i . " = " . $results[$i]['overall']['accuracy']);
// print_r("<br>F-MEASURE KE- " . $i . " = " . $results[$i]['overall']['f1_score']);
// print_r("<br>PRECISION KE- " . $i . " = " . $results[$i]['overall']['precision']);
// print_r("<br>RECALL KE- " . $i . " = " . $results[$i]['overall']['recall']);
// print_r("<br>");
// }
// print_r("<br>RATA-RATA");
// print_r("<br>AKURASI = " . Stats::mean($akurasi));
// print_r("<br>F-MEASURE = " . Stats::mean($fmeasure));
// print_r("<br>PRESISI = " . Stats::mean($presisi));
// print_r("<br>RECALL = " . Stats::mean($recall));
// print_r("<br>");
// //==========================================================================================================//
// arsort($akurasi, SORT_NUMERIC);
// $id_akurasiurut=array_keys($akurasi);
// if($akurasi[$id_akurasiurut[0]] == $akurasi[$id_akurasiurut[1]]){
// print_r("<br>");
// if ($fmeasure[$id_akurasiurut[0]] >= $fmeasure[$id_akurasiurut[1]]) {
// print_r("id paling bagus = " . $id_akurasiurut[$id_akurasiurut[0]] . "<br><br>");
// print_r($datalatihbagus = $datalatihpengujian[$id_akurasiurut[$id_akurasiurut[0]]]);
// print_r($datujibagus = $folds[$id_akurasiurut[$id_akurasiurut[0]]]);
// } else {
// print_r("id paling bagus = " . $id_akurasiurut[$id_akurasiurut[1]] . "<br><br>");
// print_r($datalatihbagus = $datalatihpengujian[$id_akurasiurut[$id_akurasiurut[1]]]);
// print_r($datujibagus = $folds[$id_akurasiurut[$id_akurasiurut[1]]]);
// }
// } else {
// print_r("<br>");
// print_r("id paling bagus = " . $id_akurasiurut[0] . "<br><br>");
// print_r($datalatihbagus = $datalatihpengujian[$id_akurasiurut[0]]);
// print_r($datujibagus = $folds[$id_akurasiurut[0]]);
// }
// print_r('<br><pre>DATA LATIH PENGUJIAN KFOLD TERBAIK <br>');
// print_r($datalatihbagus);
// $estimator->train($datalatihbagus);
// $estimator->save(dirname(__FILE__) . '/lsasvmbagus.model');
?>