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SimpleKMeans.java

gehe zur Dokumentation dieser Datei

/*
 * $Source: /shared/cvsroot/diplom/app/src/java/de/picana/classifier/SimpleKMeans.java,v $
 * $Author: mstolpe $
 * $Date: 2003/04/22 09:51:27 $
 * $Revision: 1.5 $
 * $Release$ 
 *
 * Created on 31. Oktober 2002, 13:05
 *
 * Copyright 2002 by Marco Stolpe
 */

package de.picana.classifier;

import de.picana.control.*;
import de.picana.logging.*;
import de.picana.clusterer.*;
import de.picana.math.*;

import weka.core.*;
import java.io.*;
import java.util.*;


public class SimpleKMeans extends Classifier {

    weka.clusterers.SimpleKMeans algo;
    
    public SimpleKMeans() {
    }

    protected void loadModel(String filename) throws TaskException {
        try {
            File model = new File(filename);
            FileInputStream fmis = new FileInputStream(model);
            ObjectInputStream in = new ObjectInputStream(fmis);
         
            num_clusters = in.readInt();
            algo = (weka.clusterers.SimpleKMeans)in.readObject();
            in.close();
            
        } catch (Exception e) {
            throw new TaskException(e.toString());    
        }
    }
    
    protected int classify(Instance i) {
        int cl = -1;
        try {
            cl = algo.clusterInstance(i);
        } catch (Exception e) {
        }
        return cl;
    }
}

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