code

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartFrame;
import org.jfree.chart.JFreeChart;
import org.jfree.data.xy.DefaultXYDataset;


//ע��label ��1��ʼ
public class PicUtility {

    public static void show(double[][][] T, int numC)
    {
        double[][][] datas = new double[numC][][];
        for (int n = 0; n < numC; n++)
        {
            double[][] l = T[n];
            datas[n] = new double[2][l.length];
            for (int m = 0; m < l.length; m++)
            {
                datas[n][0][m] = l[m][0];
                datas[n][1][m] = l[m][1];
            }
        }
        
        DefaultXYDataset dataSet = new DefaultXYDataset();
        for (int n = 0; n < datas.length; n++)
        {
        dataSet.addSeries(" "+ n, datas[n]);
        }
        JFreeChart chart = ChartFactory.createScatterPlot("cluster Picture", "x", "y",
                dataSet);
        ChartFrame frame = new ChartFrame("kmean ", chart, true);
        frame.pack();
        frame.setVisible(true);
        

    }
}