errorgraph.java

Single-layer neural networks can be trained using various learning algorithms. The best-known algori

// ========================================================================== ;
//     MODIFIED FROM GraphGNG.java
//     whose documentation follows                                            ;
//     Copyright (1996-1997)  Hartmut S. Loos                                 ;
//                                                                            ;
//     Institut f"ur Neuroinformatik   ND 03                                  ;
//     Ruhr-Universit"at Bochum                                               ;
//     44780 Bochum                                                           ;
//                                                                            ;
//     Tel  : [phone]                                                 ;
//     Email: [e-mail]                         ;
//                                                                            ;
//     For version information and parameter explanation have a look at       ;
//     the file 'DemoGNG.java'.                                               ;
//                                                                            ;
// ========================================================================== ;
//                                                                            ;
// Copyright 1996-1997 Hartmut S. Loos                                        ;
//                                                                            ;
// This program 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 1, 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 General Public License for more details.                               ;
//                                                                            ;
// You should have received a copy of the GNU General Public License          ;
// along with this program; if not, write to the Free Software                ;
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                  ;
//                                                                            ;
// ========================================================================== ;

// Changed by Sebastien Baehni in order to be deprecative compliant.
import java.awt.*;
import java.awt.event.*;

/**
 * A class implementing the error graph.
 *
 */
class ErrorGraph extends Frame {
    /**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	SimplePerceptronApplet myOwner;
    SelGraphics graph;
    TextField error;

    Button clear;
    Button close;

    /**
     * The name of the clear button.
     */
    protected final static String CLEAR = "Clear";
    /**
     * The name of the close button.
     */
    protected final static String CLOSE = "Close";

    ErrorGraph (SimplePerceptronApplet myOwner) {
		this.myOwner = myOwner;
		graph = new SelGraphics();
		setTitle("ErrorGraph");
	
		setLayout(new BorderLayout());
		add("North",new Label("  Error Graph"));
		add("Center",graph);
		Panel pSouth = new Panel();
		clear = new Button(CLEAR);
		ActionListener clearListener = new ActionListener() {
		    public void actionPerformed(ActionEvent e) {
			clearPerformed();
		    }
		};
		clear.addActionListener(clearListener);
		close = new Button(CLOSE);
		ActionListener closeListener = new ActionListener() {
		    public void actionPerformed(ActionEvent e) {
			closePerformed();
		    }
		};
		close.addActionListener(closeListener);
		pSouth.add(clear);
		pSouth.add(close);
		add("South", pSouth);
		pack();
	
		Dimension dimension = Toolkit.getDefaultToolkit().getScreenSize();
		this.setLocation(Math.abs(dimension.width-this.getSize().width),Math.abs(dimension.height-this.getSize().height));
    }

    public void clearPerformed() {
		graph.clear();
    }

    public void closePerformed() {
		myOwner.graphClose();
    }
        
}