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KNearestClassifier.java
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KNearestClassifier.java
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/*-
* #%L
* This file is part of QuPath.
* %%
* Copyright (C) 2014 - 2016 The Queen's University of Belfast, Northern Ireland
* Contact: IP Management (ipmanagement@qub.ac.uk)
* %%
* 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 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/gpl-3.0.html>.
* #L%
*/
package qupath.opencv.classify;
import org.bytedeco.opencv.opencv_ml.KNearest;
import qupath.lib.plugins.parameters.ParameterList;
/**
* Wrapper for OpenCV's K Nearest Neighbor classifier.
*
* @author Pete Bankhead
*
*/
public class KNearestClassifier extends ParameterizableOpenCvClassifier<KNearest> {
@Override
protected KNearest createClassifier() {
KNearest classifier = KNearest.create();
// System.out.println("Default K: " + classifier.getDefaultK());
ParameterList params = getParameterList();
if (params != null) {
classifier.setIsClassifier(true);
classifier.setDefaultK(params.getIntParameterValue("k"));
}
return classifier;
}
@Override
public String getName() {
return "K Nearest Neighbors";
}
@Override
public boolean supportsAutoUpdate() {
return false;
}
@Override
protected ParameterList createParameterList() {
return new ParameterList().addIntParameter("k", "K neighbors", 10, null, "Number of nearest neighbors to use");
}
}