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/* validationDialog.C
*
* Copyright (C) 2009 Marcel Schumann
*
* This file is part of QuEasy -- A Toolbox for Automated QSAR Model
* Construction and Validation.
* QuEasy is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* QuEasy is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <validationDialog.h>
#include <exception.h>
#include <mainWindow.h>
#include <BALL/QSAR/exception.h>
#include <QtGui/QMessageBox>
#include <QtGui/QPushButton>
using namespace BALL::QSAR;
namespace BALL
{
namespace VIEW
{
ValidationDialog::ValidationDialog(ValidationItem* val_item, ModelItem* model):
val_item_(val_item)
{
QVBoxLayout* main_layout = new QVBoxLayout(this);
QGridLayout* layout1 = new QGridLayout;
QDialogButtonBox* buttons = new QDialogButtonBox(QDialogButtonBox::Cancel,Qt::Horizontal, this);
QPushButton* applyButton = new QPushButton("OK", this);
buttons->addButton(applyButton, QDialogButtonBox::ApplyRole);
Registry* reg = model->view()->data_scene->main_window->registry();
QString default_value;
if (val_item->getValidationType() == 2)
{
QLabel* klabel = new QLabel("k for k-fold cross validation");
k_edit_ = new QLineEdit(this);
default_value.setNum(reg->default_k);
k_edit_->setText(default_value);
layout1->addWidget(klabel,1,1);
layout1->addWidget(k_edit_,1,2);
}
else if (val_item->getValidationType() == 3 || val_item->getValidationType() == 6)
{
QLabel* label = new QLabel("number of samples for bootstrapping");
n_of_samples_edit_ = new QLineEdit(this);
default_value.setNum(reg->default_no_boostrap_samples);
n_of_samples_edit_->setText(default_value);
layout1->addWidget(label,1,1);
layout1->addWidget(n_of_samples_edit_,1,2);
}
else if (val_item->getValidationType() == 4)
{
QLabel* klabel = new QLabel("k for k-fold cross validation");
QLabel* label = new QLabel("number of runs for response permutation test");
k_edit_ = new QLineEdit(this);
default_value.setNum(reg->default_k);
k_edit_->setText(default_value);
n_of_runs_edit_ = new QLineEdit(this);
default_value.setNum(reg->default_no_permutations);
n_of_runs_edit_->setText(default_value);
layout1->addWidget(label,1,1);
layout1->addWidget(n_of_runs_edit_,1,2);
layout1->addWidget(klabel,2,1);
layout1->addWidget(k_edit_,2,2);
}
else if (val_item->getValidationType() == 5)
{
QLabel* label1 = new QLabel("fraction of data to be set aside for validation");
val_fraction_edit_ = new QLineEdit(this);
val_fraction_edit_->setText("0.25");
QLabel* label2 = new QLabel("number of nested cross validation folds");
n_of_ncv_folds_edit_ = new QLineEdit(this);
n_of_ncv_folds_edit_->setText("4");
layout1->addWidget(label1,1,1);
layout1->addWidget(val_fraction_edit_,1,2);
layout1->addWidget(label2,2,1);
layout1->addWidget(n_of_ncv_folds_edit_,2,2);
}
main_layout->addLayout(layout1);
statistic_box_ = NULL;
if(val_item->getValidationType()!=6)
{
QHBoxLayout* layout3 = new QHBoxLayout;
QLabel* label3 = new QLabel("quality statistic");
statistic_box_ = new QComboBox;
const std::map<unsigned int,String>* statistics = model->getRegistryEntry()->getStatistics();
for(std::map<unsigned int,String>::const_iterator it=statistics->begin(); it!=statistics->end(); ++it)
{
statistic_box_->addItem(it->second.c_str(),it->first);
}
layout3->addWidget(label3);layout3->addWidget(statistic_box_);
main_layout->addLayout(layout3);
}
main_layout->addWidget(buttons);
this->setLayout(main_layout);
this->setWindowTitle("Model Validation");
connect(applyButton, SIGNAL(clicked()), this, SLOT(accept()));
connect(buttons, SIGNAL(rejected()), this, SLOT(reject()));
}
ValidationDialog::~ValidationDialog()
{
}
void ValidationDialog::applyInput()
{
bool ok;
int num = 0;
if (ok)
{
k_ = num;
}
if(val_item_->getValidationType()==2)
{
ok = false;
num = k_edit_->text().toInt(&ok);
if (ok)
{
k_ = num;
val_item_->setK(k_);
}
else
{
throw BALL::Exception::InvalidK(__FILE__, __LINE__);
}
}
else if(val_item_->getValidationType()==3 || val_item_->getValidationType()==6)
{
ok = false;
num = n_of_samples_edit_->text().toInt(&ok);
if (ok)
{
n_of_samples_ = num;
val_item_->setNumOfSamples(n_of_samples_);
}
else
{
throw BALL::Exception::InvalidK(__FILE__, __LINE__);
}
}
else if(val_item_->getValidationType()==4)
{
ok = false;
num = k_edit_->text().toInt(&ok);
if (ok)
{
k_ = num;
val_item_->setK(k_);
}
else
{
throw BALL::Exception::InvalidK(__FILE__, __LINE__);
}
ok = false;
num = n_of_runs_edit_ ->text().toInt(&ok);
if (ok)
{
n_of_runs_ = num;
val_item_->setNumOfRuns(n_of_runs_);
}
else
{
throw BALL::Exception::InvalidK(__FILE__, __LINE__);
}
}
else if(val_item_->getValidationType()==5)
{
ok = false;
num = n_of_ncv_folds_edit_->text().toInt(&ok);
val_fraction_ = val_fraction_edit_->text().toDouble(&ok);
if (ok)
{
n_of_ncv_folds_ = num;
val_item_->setValFraction(val_fraction_);
val_item_->setNumOfNCVFolds(n_of_ncv_folds_);
}
else
{
throw BALL::Exception::InvalidK(__FILE__, __LINE__);
}
}
statistic_ = -1;
if(statistic_box_!=NULL)
{
statistic_ = statistic_box_->currentIndex();
}
}
int ValidationDialog::k()
{
return k_;
}
}
}
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