cc.mallet.fst.confidence

Class GammaProductConfidenceEstimator

java.lang.Object

cc.mallet.fst.confidence.TransducerConfidenceEstimator

cc.mallet.fst.confidence.GammaProductConfidenceEstimator

All Implemented Interfaces:

java.io.Serializable

public class GammaProductConfidenceEstimator
extends TransducerConfidenceEstimator

Calculates the confidence in an extracted segment by taking the product of eP(s_i|o) for each state in the segment.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
GammaProductConfidenceEstimator(Transducer model)

Method Summary

Modifier and Type	Method and Description
double	estimateConfidenceFor(Segment segment, SumLatticeDefault cachedLattice) Calculates the confidence in the tagging of a Segment.

Methods inherited from class cc.mallet.fst.confidence.TransducerConfidenceEstimator

estimateConfidenceFor, getSegmentConfidences, getTransducer, rankSegmentsByConfidence, rankSegmentsByConfidence

Methods inherited from class java.lang.Object

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

Constructor Detail

GammaProductConfidenceEstimator

public GammaProductConfidenceEstimator(Transducer model)

Method Detail

estimateConfidenceFor

public double estimateConfidenceFor(Segment segment,
                                    SumLatticeDefault cachedLattice)

Calculates the confidence in the tagging of a Segment.

Specified by:

estimateConfidenceFor in class TransducerConfidenceEstimator

Returns:

0-1 confidence value. higher = more confident.