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java.lang.Objectopennlp.tools.util.eval.Evaluator<ChunkSample>
opennlp.tools.chunker.ChunkerEvaluator
public class ChunkerEvaluator
The ChunkerEvaluator
measures the performance
of the given Chunker
with the provided
reference ChunkSample
s.
Evaluator
,
Chunker
,
ChunkSample
Constructor Summary | |
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ChunkerEvaluator(Chunker chunker)
Initializes the current instance with the given Chunker . |
Method Summary | |
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void |
evaluateSample(ChunkSample reference)
Evaluates the given reference ChunkSample object. |
FMeasure |
getFMeasure()
|
Methods inherited from class opennlp.tools.util.eval.Evaluator |
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evaluate |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ChunkerEvaluator(Chunker chunker)
Chunker
.
chunker
- the Chunker
to evaluate.Method Detail |
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public void evaluateSample(ChunkSample reference)
ChunkSample
object.
This is done by finding the phrases with the
Chunker
in the sentence from the reference
ChunkSample
. The found phrases are then used to
calculate and update the scores.
evaluateSample
in class Evaluator<ChunkSample>
reference
- the reference ChunkSample
.public FMeasure getFMeasure()
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