Package opennlp.tools.lemmatizer

Class LemmatizerEvaluator

java.lang.Object

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

opennlp.tools.lemmatizer.LemmatizerEvaluator

public class LemmatizerEvaluator
extends Evaluator<LemmaSample>

The LemmatizerEvaluator measures the performance of the given Lemmatizer with the provided reference samples.

Constructor Summary

Constructors

Constructor	Description
LemmatizerEvaluator(Lemmatizer aLemmatizer, LemmatizerEvaluationMonitor... listeners)	Initializes a LemmatizerEvaluator instance with the given Lemmatizer.

Method Summary

Modifier and Type	Method	Description
double	getWordAccuracy()	Accuracy is defined as: word accuracy = correctly detected tags / total words
long	getWordCount()
String	toString()	Returns this object's human-readable String representation.

Methods inherited from class opennlp.tools.util.eval.Evaluator

evaluate, evaluateSample

Methods inherited from class java.lang.Object

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

Constructor Details

LemmatizerEvaluator

public LemmatizerEvaluator(Lemmatizer aLemmatizer,
 LemmatizerEvaluationMonitor... listeners)

Initializes a LemmatizerEvaluator instance with the given Lemmatizer.

Parameters:

aLemmatizer - The Lemmatizer to evaluate.

listeners - The evaluation listeners.

Method Details

getWordAccuracy

public double getWordAccuracy()

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

Returns:

Retrieves the word accuracy.

getWordCount

public long getWordCount()

Returns:

Retrieves the total number of words considered in the evaluation.

toString

public String toString()

Returns this object's human-readable String representation.

Overrides:

toString in class Object