/*
* RapidMiner
*
* Copyright (C) 2001-2011 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.gui.renderer.models;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableModel;
import com.rapidminer.gui.renderer.AbstractTableModelTableRenderer;
import com.rapidminer.operator.IOContainer;
import com.rapidminer.operator.learner.functions.LinearRegressionModel;
/**
* Renderer for the linear regression model.
*
* @author Simon Fischer, Ingo Mierswa
*/
public class LinearRegressionModelTableRenderer extends AbstractTableModelTableRenderer {
private static class LinearRegressionModelTableModel extends AbstractTableModel {
private static final long serialVersionUID = -2112928170124291591L;
private final LinearRegressionModel model;
public LinearRegressionModelTableModel(LinearRegressionModel model) {
this.model = model;
}
@Override
public int getColumnCount() {
return 8;
}
@Override
public Class<?> getColumnClass(int columnIndex) {
switch (columnIndex) {
case 0:
return String.class;
default:
return Double.class;
}
}
@Override
public String getColumnName(int columnIndex) {
switch (columnIndex) {
case 0:
return "Attribute";
case 1:
return "Coefficient";
case 2:
return "Std. Error";
case 3:
return "Std. Coefficient";
case 4:
return "Tolerance";
case 5:
return "t-Stat";
case 6:
return "p-Value";
case 7:
return "Code";
}
return null;
}
@Override
public int getRowCount() {
return model.getCoefficients().length - (model.usesIntercept() ? 0 : 1);
}
@Override
public Object getValueAt(int rowIndex, int columnIndex) {
switch (columnIndex) {
case 0:
if (model.usesIntercept() && rowIndex == model.getCoefficients().length - 1) {
return "(Intercept)";
} else {
return model.getSelectedAttributeNames()[rowIndex];
}
case 1:
return model.getCoefficients()[rowIndex];
case 2:
return model.getStandardErrors()[rowIndex];
case 3:
return model.getStandardizedCoefficients()[rowIndex];
case 4:
return model.getTolerances()[rowIndex];
case 5:
return model.getTStats()[rowIndex];
case 6:
return model.getProbabilities()[rowIndex];
case 7:
double prob = model.getProbabilities()[rowIndex];
if (prob < 0.001)
return "****";
else if (prob < 0.01)
return "***";
else if (prob < 0.05)
return "**";
else if (prob < 0.1)
return "*";
else
return "";
}
return null;
}
}
@Override
public TableModel getTableModel(Object renderable, IOContainer ioContainer, boolean isReporting) {
return new LinearRegressionModelTableModel((LinearRegressionModel) renderable);
}
}