com.expleague.ml.models.multilabel.ThresholdProbsMultiLabelModel Maven / Gradle / Ivy
package com.expleague.ml.models.multilabel;
import com.expleague.commons.math.vectors.Vec;
import com.expleague.commons.math.vectors.VecTools;
import com.expleague.ml.models.multiclass.MCModel;
/**
* User: qdeee
* Date: 22.03.15
*/
public class ThresholdProbsMultiLabelModel extends MultiLabelModel.Stub {
private final MCModel intern;
private final double threshold;
public ThresholdProbsMultiLabelModel(final MCModel intern, final double threshold) {
this.intern = intern;
this.threshold = threshold;
}
@Override
public Vec predictLabels(final Vec x) {
final Vec probs = intern.probs(x);
return VecTools.toBinary(probs, threshold);
}
@Override
public int xdim() {
return intern.xdim();
}
@Override
public int ydim() {
return intern.countClasses();
}
}
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