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public interface PRConstraint
Interface for PR constraint that considers either one or two states.
Method Summary | |
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void |
addExpectations(double[] expectations)
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PRConstraint |
copy()
This is used in multi-threading. |
double |
getAuxiliaryValueContribution(double[] parameters)
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double |
getCompleteValueContribution(double[] parameters)
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void |
getExpectations(double[] expectations)
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void |
getGradient(double[] parameters,
double[] gradient)
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double |
getScore(FeatureVector input,
int inputPosition,
int srcIndex,
int destIndex,
double[] parameters)
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void |
incrementExpectations(FeatureVector input,
int inputPosition,
int srcIndex,
int destIndex,
double prob)
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int |
numDimensions()
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void |
preProcess(FeatureVector input)
Gives the constraint the option to do some caching using only the FeatureVector. |
java.util.BitSet |
preProcess(InstanceList data)
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void |
setStateLabelMap(StateLabelMap map)
Sets that map between the state indices and label indices. |
void |
zeroExpectations()
Zero expectation values. |
Method Detail |
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int numDimensions()
double getScore(FeatureVector input, int inputPosition, int srcIndex, int destIndex, double[] parameters)
void incrementExpectations(FeatureVector input, int inputPosition, int srcIndex, int destIndex, double prob)
double getAuxiliaryValueContribution(double[] parameters)
double getCompleteValueContribution(double[] parameters)
void getGradient(double[] parameters, double[] gradient)
void setStateLabelMap(StateLabelMap map)
map
- StateLabelMapvoid zeroExpectations()
java.util.BitSet preProcess(InstanceList data)
data
- Unlabeled data
void preProcess(FeatureVector input)
input
- FeatureVector inputPRConstraint copy()
void getExpectations(double[] expectations)
void addExpectations(double[] expectations)
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