cc.mallet.fst.semi_supervised
Class GEKLCriterion

java.lang.Object
  cc.mallet.fst.semi_supervised.GECriterion
      cc.mallet.fst.semi_supervised.GEKLCriterion

public class GEKLCriterion
extends GECriterion

Field Summary

Fields inherited from class cc.mallet.fst.semi_supervised.GECriterion

count, expectation, name, target, weight

Constructor Summary

GEKLCriterion(java.lang.String name, double[] target, double weight)

Method Summary

protected double

getGradientConstant(int labelIndex) Returns the target/expectation ratio required in lattice computations.

Methods inherited from class cc.mallet.fst.semi_supervised.GECriterion

getCount, getExpectation, getExpectation, getName, getTarget, getTarget, getWeight, setCount, setExpectation

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GEKLCriterion

public GEKLCriterion(java.lang.String name,
                     double[] target,
                     double weight)

Method Detail

getGradientConstant

protected double getGradientConstant(int labelIndex)

Returns the target/expectation ratio required in lattice computations.

*Note*: The ratio is divided by the feature count if the label expectations have been normalized.

Specified by:

getGradientConstant in class GECriterion