cc.mallet.fst.confidence

Class ViterbiConfidenceEstimator

java.lang.Object

cc.mallet.fst.confidence.TransducerSequenceConfidenceEstimator

cc.mallet.fst.confidence.ViterbiConfidenceEstimator

public class ViterbiConfidenceEstimator
extends TransducerSequenceConfidenceEstimator

Estimates the confidence of an entire sequence by the probability of the Viterbi path normalized by the probabliity of the entire lattice.

Constructor Summary

Constructors

Constructor and Description
ViterbiConfidenceEstimator(Transducer model)

Method Summary

Modifier and Type	Method and Description
double	estimateConfidenceFor(Instance instance, java.lang.Object[] startTags, java.lang.Object[] inTags) Calculates the confidence in the tagging of a Instance.

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

rankInstancesByConfidence

Methods inherited from class java.lang.Object

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

Constructor Detail

ViterbiConfidenceEstimator

public ViterbiConfidenceEstimator(Transducer model)

Method Detail

estimateConfidenceFor

public double estimateConfidenceFor(Instance instance,
                                    java.lang.Object[] startTags,
                                    java.lang.Object[] inTags)

Calculates the confidence in the tagging of a Instance.

Specified by:

estimateConfidenceFor in class TransducerSequenceConfidenceEstimator