Package opennlp.tools.postag

Klasse POSEvaluator

java.lang.Object

opennlp.tools.util.eval.Evaluator<POSSample>

opennlp.tools.postag.POSEvaluator

public class POSEvaluator
extends Evaluator<POSSample>

The POSEvaluator measures the performance of the given POSTagger with the provided reference samples.

Konstruktorübersicht

Konstruktoren

Konstruktor	Beschreibung
POSEvaluator(POSTagger tagger, POSTaggerEvaluationMonitor... listeners)	Initializes the current instance.

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
double	getWordAccuracy()	Accuracy defined as: word accuracy = correctly detected tags / total words
long	getWordCount()
String	toString()	Represents this object as human-readable String.

Von Klasse geerbte Methoden opennlp.tools.util.eval.Evaluator

evaluate, evaluateSample

Von Klasse geerbte Methoden java.lang.Object

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

Konstruktordetails

POSEvaluator

public POSEvaluator(POSTagger tagger,
 POSTaggerEvaluationMonitor... listeners)

Initializes the current instance.

Parameter:

tagger - The POSTagger to evaluate.

listeners - the evaluation listeners.

Methodendetails

getWordAccuracy

public double getWordAccuracy()

Accuracy defined as: word accuracy = correctly detected tags / total words

Gibt zurück:

Retrieves the mean word accuracy.

getWordCount

public long getWordCount()

Gibt zurück:

Retrieves the total number of words considered in the evaluation.

toString

public String toString()

Represents this object as human-readable String.

Setzt außer Kraft:

toString in Klasse Object