Package opennlp.tools.util.featuregen

Klasse CachedFeatureGenerator

java.lang.Object

opennlp.tools.util.featuregen.CachedFeatureGenerator

Alle implementierten Schnittstellen:

AdaptiveFeatureGenerator

public class CachedFeatureGenerator
extends Object
implements AdaptiveFeatureGenerator

Caches features of the aggregated generators.

Konstruktorübersicht

Konstruktoren

Konstruktor	Beschreibung
CachedFeatureGenerator(AdaptiveFeatureGenerator generator)
CachedFeatureGenerator(AdaptiveFeatureGenerator... generators)	Veraltet.

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
void	clearAdaptiveData()	Informs a feature generator that the context of the adaptive data (typically a document) is no longer valid.
void	createFeatures(List<String> features, String[] tokens, int index, String[] previousOutcomes)	Adds the appropriate features for the token at the specified index with the specified array of previousOutcomes to the specified list of features.
AdaptiveFeatureGenerator	getCachedFeatureGenerator()
long	getNumberOfCacheHits()
long	getNumberOfCacheMisses()
String	toString()
void	updateAdaptiveData(String[] tokens, String[] outcomes)	Informs a feature generator that the specified tokens have been classified with the corresponding set of specified outcomes.

Von Klasse geerbte Methoden java.lang.Object

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

Konstruktordetails

CachedFeatureGenerator

@Deprecated
public CachedFeatureGenerator(AdaptiveFeatureGenerator... generators)

Veraltet.

CachedFeatureGenerator

public CachedFeatureGenerator(AdaptiveFeatureGenerator generator)

Methodendetails

createFeatures

public void createFeatures(List<String> features,
 String[] tokens,
 int index,
 String[] previousOutcomes)

Beschreibung aus Schnittstelle kopiert: AdaptiveFeatureGenerator

Adds the appropriate features for the token at the specified index with the specified array of previousOutcomes to the specified list of features.

Angegeben von:

createFeatures in Schnittstelle AdaptiveFeatureGenerator

Parameter:

features - The list of features to be added to.

tokens - The tokens of the sentence or other text unit being processed.

index - The index of the token which is currently being processed.

previousOutcomes - The outcomes for the tokens prior to the specified index.

updateAdaptiveData

public void updateAdaptiveData(String[] tokens,
 String[] outcomes)

Beschreibung aus Schnittstelle kopiert: AdaptiveFeatureGenerator

Informs a feature generator that the specified tokens have been classified with the corresponding set of specified outcomes.

Angegeben von:

updateAdaptiveData in Schnittstelle AdaptiveFeatureGenerator

Parameter:

tokens - The tokens of the sentence or other text unit which has been processed.

outcomes - The outcomes associated with the specified tokens.

clearAdaptiveData

public void clearAdaptiveData()

Beschreibung aus Schnittstelle kopiert: AdaptiveFeatureGenerator

Informs a feature generator that the context of the adaptive data (typically a document) is no longer valid.

Angegeben von:

clearAdaptiveData in Schnittstelle AdaptiveFeatureGenerator

getNumberOfCacheHits

public long getNumberOfCacheHits()

Gibt zurück:

Retrieves the number of times a cache hit occurred.

getNumberOfCacheMisses

public long getNumberOfCacheMisses()

Gibt zurück:

Retrieves the number of times a cache miss occurred.

toString

public String toString()

Setzt außer Kraft:

toString in Klasse Object

getCachedFeatureGenerator

public AdaptiveFeatureGenerator getCachedFeatureGenerator()