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import { Component, OnInit } from '@angular/core';
import Experiment, { NullValReplacer, NullValueOptions, ReplaceWith, Encoding } from '../_data/Experiment';
import Model,{ProblemType} from '../_data/Model';
import Dataset, { ColumnInfo } from '../_data/Dataset';
import { ModelsService } from '../_services/models.service';
import Shared from '../Shared';
import { ExperimentsService } from '../_services/experiments.service';
import { ColumnEncoding } from '../_data/Experiment';
@Component({
selector: 'app-experiment',
templateUrl: './experiment.component.html',
styleUrls: ['./experiment.component.css']
})
export class ExperimentComponent implements OnInit {
experiment: Experiment = new Experiment();
selectedModel?: Model;
selectedDataset?: Dataset;
trainingResult: any; // any za sad, promeni kasnije
NullValueOptions = NullValueOptions;
ReplaceWith = ReplaceWith;
Encoding = Encoding;
ColumnEncoding = ColumnEncoding;
Object = Object;
ProblemType=ProblemType;
selectedColumnsInfoArray: ColumnInfo[] = [];
selectedNotNullColumnsArray: string[] = [];
tempTestSetDistribution = 90;
constructor(private modelsService: ModelsService, private experimentsService: ExperimentsService) {
}
ngOnInit(): void {
}
updateDataset(dataset: Dataset) {
this.selectedDataset = dataset;
this.selectedColumnsInfoArray = this.selectedDataset.columnInfo;
this.selectedNotNullColumnsArray = [];
this.experiment.outputColumn = this.selectedDataset.columnInfo[this.selectedDataset.columnInfo.length - 1].columnName;
this.resetColumnEncodings();
console.log(this.experiment.encodings);
}
resetColumnEncodings() {
this.experiment.encodings = [];
for (let i = 0; i < this.selectedColumnsInfoArray.length; i++) {
this.experiment.encodings.push(new ColumnEncoding(this.selectedColumnsInfoArray[i].columnName, Encoding.Label));
}
}
getInputById(id: string): HTMLInputElement {
return document.getElementById(id) as HTMLInputElement;
}
arrayColumn = (arr: any[][], n: number) => [...this.dropEmptyString(new Set(arr.map(x => x[n])))];
dropEmptyString(set: Set<any>): Set<string> {
if (set.has(""))
set.delete("");
if (set.has(null))
set.delete(null);
if (set.has(undefined))
set.delete(undefined);
return set;
}
emptyFillTextInput(colName: string) {
(<HTMLInputElement>document.getElementById("fillText_" + colName)).value = "";
}
checkFillColRadio(colName: string) {
(<HTMLInputElement>document.getElementById("fillCol_" + colName)).checked = true;
}
checkedColumnsChanged(checkedColumnInfo: ColumnInfo, buttonType: number) { //0-input,1-output
let col = this.selectedColumnsInfoArray.find(x => x.columnName == checkedColumnInfo.columnName);
if (buttonType == 0) { //inputCol
if (col == undefined)
this.selectedColumnsInfoArray.push(checkedColumnInfo);
else
this.selectedColumnsInfoArray = this.selectedColumnsInfoArray.filter(x => x.columnName != checkedColumnInfo.columnName);
}
else { //outputCol
if (col == undefined) //ako je vec cekiran neki output, samo dodaj sad ovaj, a taj output postaje input i ostaje u nizu
this.selectedColumnsInfoArray.push(checkedColumnInfo);
}
//console.log(this.selectedColumnsInfoArray);
}
replace(event: Event, column: ColumnInfo) {
let option = (<HTMLInputElement>event.target).value;
const input = (<HTMLInputElement>document.getElementById("fillText_" + column.columnName));
if (column.isNumber) {
switch (option) {
case ReplaceWith.Max:
input.value = "" + column.max;
break;
case ReplaceWith.Min:
input.value = "" + column.min;
break;
case ReplaceWith.Mean:
input.value = "" + column.mean;
break;
case ReplaceWith.Median:
input.value = "" + column.median;
break;
case ReplaceWith.None:
break;
}
} else {
input.value = option;
}
}
getSelectedColumnsArrayWithoutNullVals(): string[] {
let colNames: string[] = [];
for (let i = 0; i < this.selectedColumnsInfoArray.length; i++) {
let oneColInfo = this.selectedColumnsInfoArray[i];
if (oneColInfo.numNulls == 0)
colNames.push(oneColInfo.columnName);
}
return colNames;
}
getNullValuesReplacersArray(): NullValReplacer[] {
let array: NullValReplacer[] = [];
if (this.experiment.nullValues == NullValueOptions.Replace) {
for (let i = 0; i < this.selectedColumnsInfoArray.length; i++) {
let oneColInfo = this.selectedColumnsInfoArray[i];
if (oneColInfo.numNulls > 0) { //ako kolona nema null vrednosti, ne dodajemo je u niz
if ((<HTMLInputElement>document.getElementById("delCol_" + oneColInfo.columnName)).checked) {
array.push({
column: oneColInfo.columnName,
option: NullValueOptions.DeleteColumns,
value: ""
});
}
else if ((<HTMLInputElement>document.getElementById("delRows_" + oneColInfo.columnName)).checked) {
array.push({
column: oneColInfo.columnName,
option: NullValueOptions.DeleteRows,
value: ""
});
}
else if (((<HTMLInputElement>document.getElementById("fillCol_" + oneColInfo.columnName)).checked)) {
array.push({
column: oneColInfo.columnName,
option: NullValueOptions.Replace,
value: (<HTMLInputElement>document.getElementById("fillText_" + oneColInfo.columnName)).value
});
}
}
}
}
return array;
}
saveExperiment() {
if (this.selectedDataset == undefined) {
Shared.openDialog("Greška", "Izvor podataka nije izabran!");
return;
}
if (this.experiment.outputColumn == '') {
Shared.openDialog("Greška", "Molimo Vas da izaberete izlaznu kolonu.");
return;
}
if (this.selectedColumnsInfoArray.length <= 1) { //jer izlazna je izabrana
Shared.openDialog("Greška", "Molimo Vas da izaberete ulazne kolone.");
return;
}
this.experiment._id = '';
this.experiment.uploaderId = '';
this.experiment.datasetId = this.selectedDataset._id;
let pom = this.selectedColumnsInfoArray.filter(x => x.columnName != this.experiment.outputColumn);
for (let i = 0; i < pom.length; i++)
this.experiment.inputColumns.push(pom[i].columnName);
this.selectedColumnsInfoArray = this.selectedColumnsInfoArray.filter(x => x.numNulls > 0); //obavezno
this.experiment.nullValuesReplacers = this.getNullValuesReplacersArray();
this.experiment.randomTestSetDistribution = 1 - Math.round(this.tempTestSetDistribution / 100 * 10) / 10;
console.log("Eksperiment:", this.experiment);
this.experimentsService.addExperiment(this.experiment).subscribe((response) => {
this.experiment = response;
this.selectedColumnsInfoArray = [];
this.selectedNotNullColumnsArray = [];
this.experiment.encodings = [];
Shared.openDialog("Obaveštenje", "Eksperiment je uspešno kreiran.");
}, (error) => {
if (error.error == "Experiment with this name exists") {
Shared.openDialog("Greška", "Eksperiment sa unetim nazivom već postoji u Vašoj kolekciji. Unesite neki drugi naziv.");
}
});
}
countSelectedNullCols(): number {
let counter: number = 0;
for (let i = 0; i < this.selectedColumnsInfoArray.length; i++) {
let oneColInfo = this.selectedColumnsInfoArray[i];
if (oneColInfo.numNulls > 0)
++counter;
}
return counter;
}
}
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