Package opennlp.tools.langdetect

Klasse LanguageDetectorEvaluator

java.lang.Object

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

opennlp.tools.langdetect.LanguageDetectorEvaluator

public class LanguageDetectorEvaluator
extends Evaluator<LanguageSample>

The LanguageDetectorEvaluator measures the performance of the given LanguageDetector with the provided reference LanguageSamples.

Siehe auch:

• LanguageDetector
• LanguageSample

Konstruktorübersicht

Konstruktoren

Konstruktor	Beschreibung
LanguageDetectorEvaluator(LanguageDetector langDetect, LanguageDetectorEvaluationMonitor... listeners)	Initializes an instance to evaluate a LanguageDetector.

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
double	getAccuracy()
long	getDocumentCount()
LanguageSample	processSample(LanguageSample sample)	Evaluates the given reference LanguageSample object.
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

LanguageDetectorEvaluator

public LanguageDetectorEvaluator(LanguageDetector langDetect,
 LanguageDetectorEvaluationMonitor... listeners)

Initializes an instance to evaluate a LanguageDetector.

Parameter:

langDetect - the LanguageDetector to evaluate.

listeners - the evaluation listeners.

Methodendetails

processSample

public LanguageSample processSample(LanguageSample sample)

Evaluates the given reference LanguageSample object. This is achieved by categorizing the document of the provided LanguageSample. The detected language is then used to calculate and update the score.

Parameter:

sample - the reference LanguageSample.

Gibt zurück:

The processed LanguageSample.

getAccuracy

public double getAccuracy()

Gibt zurück:

Retrieves the accuracy of provided DocumentCategorizer. Here: accuracy = correctly categorized documents / total documents.

getDocumentCount

public long getDocumentCount()

toString

public String toString()

Represents this object as human-readable String.

Setzt außer Kraft:

toString in Klasse Object