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narx2.cpp
579 lines (496 loc) · 19.1 KB
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narx2.cpp
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/*
Copyright 2012 Eugen Hristev Licensed under the
Educational Community License, Version 2.0 (the "License"); you may
not use this file except in compliance with the License. You may
obtain a copy of the License at
http://www.osedu.org/licenses/ECL-2.0
Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an "AS IS"
BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
or implied. See the License for the specific language governing
permissions and limitations under the License.
*/
#include "narx2.h"
#include "Unit.h"
#include "InputUnit.h"
#include "OutputUnit.h"
#include "NARX.h"
#include <QMessageBox>
#include <qmath.h>
#include <QFileDialog>
#include <QInputDialog>
#include "narx_util.h"
extern double series_start, series_end;
extern int series_len;
extern int train_len, test_len;
extern int series_func;
extern int series_noise;
extern int series_generated;
extern double **series;
extern double **exogenous_series;
extern int *used_exogenous;
extern int epochs;
extern void train_progress_inc();
extern int M;
int N;
extern int normalize;
int old_M = 0;
extern NARX *mynarx;
int narx_stage1_5 = 0;
int narx_stage1_1 = 0;
//initialize NARX:
ARCH arch = MLP;
NARX2::NARX2(QWidget *parent)
: QMainWindow(parent)
{
ui.setupUi(this);
ui.Combo_base_function->addItem( "sin");
ui.Combo_base_function->addItem( "log");
ui.Combo_base_function->addItem( "exp");
ui.Combo_base_function->addItem( "sqr");
ui.Combo_base_function->addItem( "hip");
ui.Combo_base_function->addItem( "lin");
ui.combo_hunits_act->addItem("sigmoid");
ui.combo_hunits_act->addItem("Beta=0.1 Bsigmoid");
ui.combo_hunits_act->addItem("antisymmetric log");
//ui.combo_hunits_act->setCurrentIndex(2);
ui.combo_ounits_act->addItem("linear");
}
NARX2::~NARX2()
{
}
void NARX2::train_progress_inc()
{
::train_progress_inc();
}
void NARX2::log()
{
extern QString narx_log_str;
//LOG(narx_log_str);
train_result_log(narx_log_str);
}
void NARX2::Menu_about()
{
QMessageBox::information(this, "About", "Artificial Intelligence Master Project\neng. Eugen Hristev 2012.\n"
"Thanks to Dr. Rene Alquezar Mancho for coordinating my project." );
}
void NARX2::Button_start_train()
{
normalize_f();
mynarx->start();
ui.Button_start_training->setEnabled(false);
}
//void NARX2::RadioButton_generate_series()
//{
////QMessageBox::information( this, "Information", "Just clicked Ui PushButton" ); // #include <QtGui/QMessageBox>
//ui.Frame_generate->setHidden(false);
//ui.frame_load->setHidden(true);
//}
//void NARX2::RadioButton_load_series()
//{
////QMessageBox::information( this, "Information", "Just clicked LOAD" ); // #include <QtGui/QMessageBox>
//ui.Frame_generate->setHidden(true);
//ui.frame_load->setHidden(false);
//}
void NARX2::Button_12()
{
ui.tab->setEnabled(false);
// ui.Frame_generate->setEnabled(false);
ui.tab_2->setHidden(false);
if(series_generated) {
//if(series_generated)
ui.tabWidget->setCurrentIndex(1);
ui.tabWidget->setTabEnabled(1, true);
ui.checkBox_normalize->setEnabled(false);
series_generated = 1;
//ui.tabWidget->setTabEnabled(0, false);
}
N = 1;
series_start = ui.lineedit_series_start->text().toDouble();
series_end = ui.lineedit_series_end->text().toDouble();
series_len = ui.spinbox_series_len->value();
series_func = ui.Combo_base_function->currentIndex();
series_noise = ui.spinbox_noise->value();
//switch(series_f)
series = new double*[N];
for(int i = 0; i < N; i++) {
series[i] = new double[series_len];
}
double step = ( series_end - series_start ) / series_len;
double cur = series_start;
double prev_cury = series_start;
double prev2_cury = series_start;
/* hardcoded values for Y and Z variables STARTS HERE */
double cury = 3.0;
double curz = 1.1;
double stepy = 0.05;
double stepz = -0.03;
/* end hardcoded values for Y and Z variables */
M = 1;
if(ui.predefined1->isChecked()) {
ui.table_series->insertColumn(1);
QTableWidgetItem * col1 = new QTableWidgetItem();
col1->setText("Y (input value - exogenous)");
ui.table_series->setHorizontalHeaderItem(1, col1);
QTableWidgetItem * exo1 = new QTableWidgetItem();
ui.table_series->setItem(0, 1, exo1);
exo1->setText("Use in NARX");
exo1->setCheckState(Qt::Checked);
ui.table_series->insertColumn(2);
QTableWidgetItem * col2 = new QTableWidgetItem();
col2->setText("Z (input value - exogenous)");
ui.table_series->setHorizontalHeaderItem(2, col2);
QTableWidgetItem * exo2 = new QTableWidgetItem();
ui.table_series->setItem(0, 2, exo2);
exo2->setText("Use in NARX");
exo2->setCheckState(Qt::Checked);
M = 3;
//goto pre_exit;
} else if(ui.predefined2->isChecked()) {
ui.table_series->insertColumn(1);
QTableWidgetItem * col1 = new QTableWidgetItem();
col1->setText("Y (input value - exogenous)");
ui.table_series->setHorizontalHeaderItem(1, col1);
QTableWidgetItem * exo1 = new QTableWidgetItem();
ui.table_series->setItem(0, 1, exo1);
exo1->setText("Use in NARX");
exo1->setCheckState(Qt::Checked);
M = 2;
//goto pre_exit;
} else {
/* exogenous_series = new double*[1];
exogenous_series[0]=new double[series_len];
used_exogenous = new int[1];
used_exogenous[0]=0;*/
}
exogenous_series = new double*[M];
used_exogenous = new int[M];
for(int i = 0; i < M; i++) {
used_exogenous[i] = 0;
exogenous_series[i] = new double[series_len];
}
int i;
for(i = 1; i <= series_len; i++) {
ui.table_series->insertRow(i );
QTableWidgetItem *newItem1 = new QTableWidgetItem(tr("%1").arg(cur));
ui. table_series->setItem(i , 0, newItem1);
exogenous_series[0][i - 1] = cur;
double val;
switch (series_func) {
case 0:
val = qSin(cur);
break;
case 1:
val = qLn(cur);
break;
case 2:
val = qExp(cur);
break;
case 3:
val = cur * cur;
break;
case 4:
val = 1 / cur;
break;
case 5:
val = cur;
break;
default:
val = 1.0;
};
if(ui.predefined1->isChecked()) {
if(i >= 4) {
val = qSin(cur + cury * series[0][ i - 2 ]) * curz + qTan(series [0][ i - 3 ] - series[0] [ i - 4 ]);
} else if(i == 3) {
val = qSin(cur + cury * series[0][ i - 2 ]) * curz + qTan(series[0] [ i - 3 ]);
} else if(i == 2) {
val = qSin(cur + cury * series[0][ i - 2 ]) * curz ;
} else {
val = qSin(cur + cury) * curz * curz ;
}
exogenous_series[1][i - 1] = cury;
exogenous_series[2][i - 1] = curz;
M = 3;
} else if(ui.predefined2->isChecked()) {
if(i >= 2) {
val = qSin(cur - prev2_cury) * qLn(prev_cury + 1) + qLn(qAbs(series[0][i - 2]) + 1) - cury * qSin(cur - prev_cury) ;
} else {
val = qSin(cur - prev2_cury) * qLn(prev_cury + 1) - cury * qSin(cur - prev_cury) ;
}
exogenous_series[1][i - 1] = cury;
//exogenous_series[2][i - 1] = curz;
M = 2;
}
if(series_noise) {
val += val * ((rand() % (2 * series_noise) - series_noise)) / 100 ;
}
QTableWidgetItem *newItem2 = new QTableWidgetItem(tr("%1").arg(val));
if(ui.predefined1->isChecked()) {
QTableWidgetItem *newItemY = new QTableWidgetItem(tr("%1").arg(cury));
ui. table_series->setItem(i, 1, newItemY);
QTableWidgetItem *newItemZ = new QTableWidgetItem(tr("%1").arg(curz));
ui. table_series->setItem(i, 2, newItemZ);
ui. table_series->setItem(i, 3, newItem2);
} else if(ui.predefined2->isChecked()) {
QTableWidgetItem *newItemY = new QTableWidgetItem(tr("%1").arg(cury));
ui. table_series->setItem(i, 1, newItemY);
ui. table_series->setItem(i, 2, newItem2);
} else {
ui. table_series->setItem(i, 1, newItem2);
}
series [0][i - 1] = val;
prev2_cury = prev_cury;
prev_cury = cury;
cur += step;
if(ui.predefined1->isChecked()) {
cury += stepy;
curz += stepz;
}
if(ui.predefined2->isChecked()) {
cury += stepy;
curz += stepz;
}
}
//ui.table_series->removeRow(i);
QMessageBox::information( this, "Proceed", "The series has been generated." );
LOG("The series has been generated.");
normalize = ui.checkBox_normalize->isChecked();
//if(series_generated)
ui.tabWidget->setCurrentIndex(1);
ui.tabWidget->setTabEnabled(1, true);
ui.checkBox_normalize->setEnabled(false);
series_generated = 1;
//ui.tabWidget->setTabEnabled(0, false);
}
void NARX2::Button_21()
{
//
ui.tabWidget->setCurrentIndex(0);
}
void NARX2::Button_23()
{
ui.tabWidget->setTabEnabled(2, true);
ui.tabWidget->setCurrentIndex(2);
if(!narx_stage1_1) {
for(int i = 0; i < M; i++) {
if(ui.table_series->item(0, i)->checkState() == Qt::Checked) {
used_exogenous[i] = 1;
LOG("Loaded exogenous variable.");
}
ui.table_series->item(0, i)->setFlags(ui.table_series->item(0, i)->flags() & ~Qt::ItemIsEnabled);
}
narx_stage1_1 = 1;
}
ui.spinbox_test_percentage->setEnabled(false);
test_len = series_len * ui.spinbox_test_percentage->value() / 100;
train_len = series_len - test_len;
}
void NARX2::Button_32()
{
ui.tabWidget->setTabEnabled(1, true);
ui.tabWidget->setCurrentIndex(1);
}
void NARX2::Button_34()
{
//
if (!ui.check_del_targets->isChecked() && !ui.check_del_outputs->isChecked()) {
ui.spinbox_dregressor->setEnabled(false);
}
//if (!ui.check_del_outputs->isChecked())
// ui.spinbox_yregressor->setEnabled(false);
if (!ui.check_exogenous->isChecked()) {
ui.spinbox_xregressor->setEnabled(false);
}
ui.tabWidget->setTabEnabled(3, true);
ui.tabWidget->setCurrentIndex(3);
ui.check_del_targets->setEnabled(false);
ui.check_exogenous->setEnabled(false);
ui.check_del_outputs->setEnabled(false);
ui.spinbox_hidden_units->setEnabled(false);
}
void NARX2::Button_43()
{
ui.tabWidget->setTabEnabled(2, true);
ui.tabWidget->setCurrentIndex(2);
}
void NARX2::Button_45()
{
/* main NARX code */
if(!narx_stage1_5) {
Unit::alfa = ui.lineedit_learningrate->text().toDouble();
epochs = ui.lineedit_epochs->text().toDouble();
LOG(QString("epochs:%1, lrate=%2, H=%3").arg(epochs).arg(Unit::alfa).arg(ui.spinbox_hidden_units->value()));
ui.progressbar_train->setMaximum(epochs);
if (!ui.check_del_targets->isChecked() && !ui.check_del_outputs->isChecked() && ui.check_exogenous->isChecked()
&& ui.spinbox_xregressor->value() == 0) {
QMessageBox::information( this, "NARX", "Selected architecture: MLP" );
LOG("Selected architecture: MLP");
arch = MLP;
} else if (ui.check_del_targets->isChecked() && !ui.check_del_outputs->isChecked() && !ui.check_exogenous->isChecked()) {
QMessageBox::information( this, "NARX", "Selected architecture: NAR-D" );
LOG("Selected architecture: NAR-D");
arch = NAR_D;
} else if (!ui.check_del_targets->isChecked() && !ui.check_del_outputs->isChecked() && ui.check_exogenous->isChecked()
&& ui.spinbox_xregressor->value() > 0) {
QMessageBox::information( this, "NARX", "Selected architecture: TDNN-X" );
LOG("Selected architecture: TDNN-X");
arch = TDNN_X;
} else if (ui.check_del_targets->isChecked() && !ui.check_del_outputs->isChecked() && ui.check_exogenous->isChecked()
&& 1) {
QMessageBox::information( this, "NARX", "Selected architecture: NARX-D" );
LOG("Selected architecture: NARX-D");
arch = NARX_D;
} else if (!ui.check_del_targets->isChecked() && ui.check_del_outputs->isChecked() && ui.check_exogenous->isChecked()
) {
QMessageBox::information( this, "NARX", "Selected architecture: NARX-Y" );
LOG("Selected architecture: NARX-Y");
arch = NARX_Y;
} else if (ui.check_del_targets->isChecked() && ui.check_del_outputs->isChecked() && ui.check_exogenous->isChecked()
&& 1) {
QMessageBox::information( this, "NARX", "Selected architecture: NARX-DY" );
LOG("Selected architecture: NARX-DY");
arch = NARX_DY;
} else if (!ui.check_del_targets->isChecked() && ui.check_del_outputs->isChecked() && !ui.check_exogenous->isChecked()
&& 1) {
QMessageBox::information( this, "NARX", "Selected architecture: NAR-Y" );
LOG("Selected architecture: NAR-Y");
arch = NAR_Y;
} else if (ui.check_del_targets->isChecked() && ui.check_del_outputs->isChecked() && !ui.check_exogenous->isChecked()
&& 1) {
QMessageBox::information( this, "NARX", "Selected architecture: NAR-DY" );
LOG("Selected architecture: NAR-DY");
arch = NAR_DY;
} else {
QMessageBox::warning( this, "NARX", "Selected no architecture: training will probably fail." );
LOG( "Selected no architecture: training will probably fail.");
arch = UNKNWN;
}
narx_stage1_5 = 1;
old_M = M;
if(!ui.check_exogenous->isChecked()) { // we dont want to use any exogenous
M = 0;
}
mynarx = new NARX(arch, ui.spinbox_hidden_units->value(),
/* now the act func for hiddens */ ui.combo_hunits_act->currentIndex(),
ui.spinbox_xregressor->value(), ui.spinbox_dregressor->value(),
M,
N,// output units
ui.check_del_outputs->isChecked(), //feedback
ui.check_del_targets->isChecked()
);
}
/* end of main NARX code */
QObject::connect ( mynarx, SIGNAL( training_epoch_finished() ), this, SLOT( train_progress_inc() ) );
QObject::connect ( mynarx, SIGNAL( log() ), this, SLOT( log() ), Qt::BlockingQueuedConnection );
ui.tabWidget->setTabEnabled(4, true);
ui.tabWidget->setCurrentIndex(4);
ui.spinbox_xregressor->setEnabled(false);
//ui.spinbox_yregressor->setEnabled(false);
ui.spinbox_dregressor->setEnabled(false);
ui.lineedit_epochs->setEnabled(false);
ui.lineedit_learningrate->setEnabled(false);
ui.combo_hunits_act->setEnabled(false);
ui.combo_ounits_act->setEnabled(false);
}
void NARX2::Button_54()
{
ui.tabWidget->setTabEnabled(3, true);
ui.tabWidget->setCurrentIndex(3);
}
void NARX2::Button_56()
{
ui.tabWidget->setTabEnabled(5, true);
ui.tabWidget->setCurrentIndex(5);
ui.scrollArea->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
ui.scrollAreaWidgetContents->setGeometry(40, 60, 201, 60 + 30 * old_M);
if(!used_exogenous[0] || !M) {
ui.lineEdit_exo1->setEnabled(false);
}
for(int i = 1; i < old_M; i++) {
QLabel *label_exo = new QLabel(ui.scrollAreaWidgetContents);
label_exo->setObjectName(QString("label_exio%1").arg(i + 1));
label_exo->setGeometry(QRect(10, 10 + 30 * (i + 0), 21, 16));
label_exo->setText(QString("%1").arg(i + 1));
label_exo->show();
QLineEdit *lineEdit_exo = new QLineEdit(ui.scrollAreaWidgetContents);
lineEdit_exo->setObjectName(QString("lineedit_exio%1").arg(i + 1));
lineEdit_exo->setGeometry(QRect(40, 10 + 30 * (i + 0), 113, 20));
//ui.scrollArea->setWidget(ui.scrollAreaWidgetContents);
if(!used_exogenous[i] || !M) {
lineEdit_exo->setEnabled(false);
}
lineEdit_exo->show();
//ui.scrollAreaWidgetContents->repaint();
}
}
void NARX2::Button_browse_action()
{
QString fileName = QFileDialog::getOpenFileName(this,
tr("Open series"), ".");
//LOG(fileName);
FILE *series_file = fopen(fileName.toStdString().c_str(), "rt");
if(!series_file) {
QMessageBox::information( this, "Error", "Cannot load series." );
LOG("Error:Cannot load series.");
return;
}
fscanf(series_file, "%d", &series_len);
fscanf(series_file, "%d", &M);
fscanf(series_file, "%d", &N);
LOG(QString("Loading %1 values from file.\nLoading %2 target series").arg(series_len).arg(N));
series = new double*[N];
for(int i = 0; i < N; i++) {
series[i] = new double[series_len];
}
exogenous_series = new double*[M];
used_exogenous = new int[M];
for(int i = 0; i < M; i++) {
used_exogenous[i] = 0;
exogenous_series[i] = new double[series_len];
}
for(int i = 0; i < M; i++) {
if(i) {
//add a new column for the exogenous variable
ui.table_series->insertColumn(i);
QTableWidgetItem * col1 = new QTableWidgetItem();
col1->setText(QString("%1 (input value - exogenous)").arg(i));
ui.table_series->setHorizontalHeaderItem(i, col1);
QTableWidgetItem * exo1 = new QTableWidgetItem();
ui.table_series->setItem(0, i, exo1);
exo1->setText("Use in NARX");
exo1->setCheckState(Qt::Checked);
}
double aux;
for(int j = 0; j < series_len; j++) {
if(!i) {
ui.table_series->insertRow(j + 1 );
}
fscanf(series_file, "%lf", &aux);
exogenous_series[i][j] = aux;
QTableWidgetItem *newItemY = new QTableWidgetItem(tr("%1").arg(aux, 10));
ui. table_series->setItem(j + 1, i, newItemY);
}
}
double aux;
for(int i = 0; i < N; i++)
for(int j = 0; j < series_len; j++) {
//if(!i) ui.table_series->insertRow(j +1 );
if(i) {
ui.table_series->insertColumn(M + i);
QTableWidgetItem * col1 = new QTableWidgetItem();
col1->setText(QString("D%1 (target values)").arg(i));
ui.table_series->setHorizontalHeaderItem(M + i, col1);
}
fscanf(series_file, "%lf", &aux);
series[i][j] = aux;
QTableWidgetItem *newItemY = new QTableWidgetItem(tr("%1").arg(aux, 10));
ui. table_series->setItem(j + 1, M + i, newItemY);
}
series_generated = 1;
fclose(series_file);
QMessageBox::information( this, "Proceed", "Series loaded successfully." );
}
void NARX2::Button_predict()
{
QInputDialog::getDouble ( this, "NARX", "Predicted value: %1.\nPlease input target if further prediction required:" );
}