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Massive On-line Analysis is an environment for massive data mining. MOA
provides a framework for data stream mining and includes tools for evaluation
and a collection of machine learning algorithms. Related to the WEKA project,
also written in Java, while scaling to more demanding problems.
/*
* ClusteringVisualEvalPanel.java
* Copyright (C) 2010 RWTH Aachen University, Germany
* @author Jansen ([email protected])
*
* Licensed under the Apache 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.apache.org/licenses/LICENSE-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.
*
*
*/
package moa.gui.clustertab;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.GridBagConstraints;
import java.awt.event.ActionListener;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.text.DecimalFormat;
import java.util.ArrayList;
import javax.swing.ButtonGroup;
import javax.swing.JLabel;
import javax.swing.JRadioButton;
import moa.evaluation.MeasureCollection;
public class ClusteringVisualEvalPanel extends javax.swing.JPanel{
private ArrayList names;
private ArrayList values;
private ArrayList radiobuttons;
private MeasureCollection[] measures0;
private MeasureCollection[] measures1;
private ButtonGroup radioGroup;
private JLabel labelDummy;
private JLabel labelMeasure;
private JLabel labelCurrent0;
private JLabel labelMean0;
/** Creates new form ClusteringEvalPanel */
public ClusteringVisualEvalPanel() {
initComponents();
radioGroup = new ButtonGroup();
}
public void setMeasures(MeasureCollection[] measures0, MeasureCollection[] measures1, ActionListener listener){
this.measures0 = measures0;
this.measures1 = measures1;
names = new ArrayList();
values = new ArrayList();
radiobuttons = new ArrayList();
for (int i = 0; i < measures0.length; i++) {
for (int j = 0; j < measures0[i].getNumMeasures(); j++) {
if(measures0[i].isEnabled(j)){
names.add(new JLabel(measures0[i].getName(j)));
}
}
}
setLayout(new java.awt.GridBagLayout());
GridBagConstraints gb;
//Radiobuttons
radioGroup = new ButtonGroup();
gb = new GridBagConstraints();
gb.gridx=0;
for (int i = 0; i < names.size(); i++) {
JRadioButton rb = new JRadioButton();
rb.setActionCommand(Integer.toString(i));
rb.addActionListener(listener);
radiobuttons.add(rb);
gb.gridy = i+1;
contentPanel.add(rb, gb);
radioGroup.add(rb);
}
radiobuttons.get(0).setSelected(true);
//name labels
gb = new GridBagConstraints();
gb.gridx=1;
for (int i = 0; i < names.size(); i++) {
names.get(i).setPreferredSize(new Dimension(40, 14));
gb.anchor = GridBagConstraints.WEST;
gb.insets = new java.awt.Insets(4, 7, 4, 7);
gb.gridy = i+1;
contentPanel.add(names.get(i), gb);
}
int counter = 0;
for (int i = 0; i < measures0.length; i++) {
for (int j = 0; j < measures0[i].getNumMeasures(); j++) {
if(!measures0[i].isEnabled(j)) continue;
for (int k = 0; k < 4; k++) {
String tooltip ="";
Color color = Color.black;
switch(k){
case 0:
tooltip = "current value";
color = Color.red;
break;
case 1:
tooltip = "current value";
color = Color.blue;
break;
case 2:
tooltip = "mean";
color = Color.black;
break;
case 3:
tooltip = "mean";
color = Color.black;
break;
}
JLabel l = new JLabel("-");
l.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
l.setPreferredSize(new java.awt.Dimension(50, 14));
l.setToolTipText(measures0[i].getName(j)+" "+tooltip);
l.setForeground(color);
values.add(l);
gb = new GridBagConstraints();
gb.gridy = 1 + counter;
gb.gridx = 2 + k;
gb.weightx = 1.0;
contentPanel.add(l, gb);
}
counter++;
}
}
//dummy label to align the labels at the top
gb = new GridBagConstraints();
gb.gridx = 0;
gb.gridy = names.size()+2;
gb.gridwidth = 6;
gb.weighty = 1.0;
JLabel fill = new JLabel();
contentPanel.add(fill, gb);
addLabels();
contentPanel.setPreferredSize(new Dimension(250, names.size()*(14+8)+20));
}
private void addLabels(){
labelMeasure = new javax.swing.JLabel("Measure");
labelCurrent0 = new JLabel("Current");
labelMean0 = new javax.swing.JLabel("Mean");
labelDummy = new javax.swing.JLabel();
GridBagConstraints gb = new GridBagConstraints();
gb.gridy = 0;
gb.gridx = 0;
contentPanel.add(labelDummy, gb);
gb.gridx = 1;
contentPanel.add(labelMeasure, gb);
gb = new GridBagConstraints();
gb.gridy = 0;
gb.gridx = 2;
gb.gridwidth = 2;
contentPanel.add(labelCurrent0, gb);
gb = new GridBagConstraints();
gb.gridy = 0;
gb.gridx=4;
gb.gridwidth = 2;
contentPanel.add(labelMean0, gb);
}
public void update(){
DecimalFormat d = new DecimalFormat("0.00");
if(measures0!=null){
int counter = 0;
for (MeasureCollection m : measures0) {
for (int i = 0; i < m.getNumMeasures(); i++) {
if(!m.isEnabled(i)) continue;
if(Double.isNaN(m.getLastValue(i)))
values.get(counter*4).setText("-");
else
values.get(counter*4).setText(d.format(m.getLastValue(i)));
if(Double.isNaN(m.getMean(i)))
values.get(counter*4+2).setText("-");
else
values.get(counter*4+2).setText(d.format(m.getMean(i)));
counter++;
}
}
}
if(measures1!=null){
int counter = 0;
for (MeasureCollection m : measures1) {
for (int i = 0; i < m.getNumMeasures(); i++) {
if(!m.isEnabled(i)) continue;
if(Double.isNaN(m.getLastValue(i)))
values.get(counter*4+1).setText("-");
else
values.get(counter*4+1).setText(d.format(m.getLastValue(i)));
if(Double.isNaN(m.getMean(i)))
values.get(counter*4+3).setText("-");
else
values.get(counter*4+3).setText(d.format(m.getMean(i)));
counter++;
}
}
}
}
@Override
//this is soooooo bad, but freaking gridbag somehow doesnt kick in...???
protected void paintComponent(Graphics g) {
scrollPane.setPreferredSize(new Dimension(getWidth()-20, getHeight()-30));
super.paintComponent(g);
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// //GEN-BEGIN:initComponents
private void initComponents() {
java.awt.GridBagConstraints gridBagConstraints;
scrollPane = new javax.swing.JScrollPane();
contentPanel = new javax.swing.JPanel();
setBorder(javax.swing.BorderFactory.createTitledBorder("Values"));
setPreferredSize(new java.awt.Dimension(250, 115));
setLayout(new java.awt.GridBagLayout());
scrollPane.setBorder(null);
scrollPane.setHorizontalScrollBarPolicy(javax.swing.ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
scrollPane.setPreferredSize(new java.awt.Dimension(270, 180));
contentPanel.setPreferredSize(new java.awt.Dimension(100, 105));
contentPanel.setLayout(new java.awt.GridBagLayout());
scrollPane.setViewportView(contentPanel);
gridBagConstraints = new java.awt.GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 0;
gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
gridBagConstraints.weightx = 1.0;
gridBagConstraints.weighty = 1.0;
add(scrollPane, gridBagConstraints);
}// //GEN-END:initComponents
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JPanel contentPanel;
private javax.swing.JScrollPane scrollPane;
// End of variables declaration//GEN-END:variables
}
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