cc.mallet.fst.confidence

Class ViterbiRatioConfidenceEstimator

java.lang.Object

cc.mallet.fst.confidence.TransducerSequenceConfidenceEstimator

cc.mallet.fst.confidence.ViterbiRatioConfidenceEstimator

public class ViterbiRatioConfidenceEstimator
extends TransducerSequenceConfidenceEstimator

Estimates the confidence of an entire sequence by the ration of the probabilities of the first and second best Viterbi paths.

Constructor Summary

Constructors

Constructor and Description
ViterbiRatioConfidenceEstimator(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 an 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

ViterbiRatioConfidenceEstimator

public ViterbiRatioConfidenceEstimator(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 an Instance.

Specified by:

estimateConfidenceFor in class TransducerSequenceConfidenceEstimator