edu.umass.cs.mallet.base.fst

Class FeatureTransducer

java.lang.Object

edu.umass.cs.mallet.base.fst.Transducer

edu.umass.cs.mallet.base.fst.FeatureTransducer

All Implemented Interfaces:

Serializable

public class FeatureTransducer
extends Transducer

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	FeatureTransducer.State
protected class	FeatureTransducer.Transition
protected class	FeatureTransducer.TransitionIterator

Nested classes/interfaces inherited from class edu.umass.cs.mallet.base.fst.Transducer

Transducer.BeamLattice, Transducer.Lattice, Transducer.ViterbiLattice, Transducer.ViterbiPath, Transducer.ViterbiPath_NBest, Transducer.ViterbiPathBeam, Transducer.ViterbiPathBeamB, Transducer.ViterbiPathBeamFB, Transducer.ViterbiPathBeamKL

Field Summary

Fields inherited from class edu.umass.cs.mallet.base.fst.Transducer

INFINITE_COST, inputPipe, outputPipe, ZERO_COST

Constructor Summary

Constructors

Constructor and Description
FeatureTransducer()
FeatureTransducer(Alphabet dictionary)
FeatureTransducer(Alphabet inputAlphabet, Alphabet outputAlphabet)

Method Summary

Modifier and Type	Method and Description
void	addState(String name, double initialCost, double finalCost, int[] inputs, int[] outputs, double[] costs, String[] destinationNames)
void	addState(String name, double initialCost, double finalCost, Object[] inputs, Object[] outputs, double[] costs, String[] destinationNames)
void	estimate()
Alphabet	getInputAlphabet()
Alphabet	getOutputAlphabet()
Transducer.State	getState(int index)
Iterator	initialStateIterator()
boolean	isTrainable()
int	numStates()
void	reset()
void	setTrainable(boolean f)

Methods inherited from class edu.umass.cs.mallet.base.fst.Transducer

averageTokenAccuracy, averageTokenAccuracy, canIterateAllTransitions, forwardBackward, forwardBackward, forwardBackward, forwardBackward, forwardBackward, forwardBackward, forwardBackward, forwardBackward, forwardBackwardBeam, forwardBackwardBeam, forwardBackwardBeam, forwardBackwardBeam, forwardBackwardBeam, forwardBackwardBeam, forwardBackwardBeam, forwardBackwardBeam, generatePath, getBeamWidth, getInputPipe, getNstatesExpl, getOutputPipe, getViterbiLattice, incIter, isGenerative, pipe, print, setBeamWidth, setCurIter, setKLeps, setRmin, setUseForwardBackwardBeam, stateIndexOfString, sumNegLogProb, train, transduce, viterbiPath_NBest, viterbiPath_NBest, viterbiPath, viterbiPath, viterbiPath, viterbiPathBeam, viterbiPathBeam, viterbiPathBeam, viterbiPathBeamB, viterbiPathBeamB, viterbiPathBeamB, viterbiPathBeamB, viterbiPathBeamFB, viterbiPathBeamFB, viterbiPathBeamFB, viterbiPathBeamFB, viterbiPathBeamKL, viterbiPathBeamKL, viterbiPathBeamKL

Methods inherited from class java.lang.Object

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

Constructor Detail

FeatureTransducer

public FeatureTransducer(Alphabet inputAlphabet,
                         Alphabet outputAlphabet)

FeatureTransducer

public FeatureTransducer(Alphabet dictionary)

FeatureTransducer

public FeatureTransducer()

Method Detail

getInputAlphabet

public Alphabet getInputAlphabet()

getOutputAlphabet

public Alphabet getOutputAlphabet()

addState

public void addState(String name,
                     double initialCost,
                     double finalCost,
                     int[] inputs,
                     int[] outputs,
                     double[] costs,
                     String[] destinationNames)

addState

public void addState(String name,
                     double initialCost,
                     double finalCost,
                     Object[] inputs,
                     Object[] outputs,
                     double[] costs,
                     String[] destinationNames)

numStates

public int numStates()

Specified by:

numStates in class Transducer

getState

public Transducer.State getState(int index)

Specified by:

getState in class Transducer

initialStateIterator

public Iterator initialStateIterator()

Specified by:

initialStateIterator in class Transducer

isTrainable

public boolean isTrainable()

Overrides:

isTrainable in class Transducer

setTrainable

public void setTrainable(boolean f)

Overrides:

setTrainable in class Transducer

reset

public void reset()

estimate

public void estimate()