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java.lang.Objectuk.ac.shef.dcs.oak.jate.core.feature.AbstractFeatureBuilder
uk.ac.shef.dcs.oak.jate.core.feature.FeatureBuilderCorpusTermFrequencyMultiThread
public class FeatureBuilderCorpusTermFrequencyMultiThread
Serves the same goal as FeatureCorpusTermFrequency, but uses multi-thread in counting term frequencies in corpus. Uses more memory and CPU but faster on large corpus.
Field Summary |
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Fields inherited from class uk.ac.shef.dcs.oak.jate.core.feature.AbstractFeatureBuilder |
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_normaliser, _termFreqCounter, _wordCounter |
Constructor Summary | |
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FeatureBuilderCorpusTermFrequencyMultiThread(WordCounter counter,
Normalizer normaliser)
Creates an instance |
Method Summary | |
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FeatureCorpusTermFrequency |
build(GlobalIndex index)
Build an instance of FeatureCorpusTermFrequency |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public FeatureBuilderCorpusTermFrequencyMultiThread(WordCounter counter, Normalizer normaliser)
counter
- word counter, counting number of words in documentsnormaliser
- a normaliser for returning terms to their canonical forms
over the corpus and add up to the total frequencies of the lemma.Method Detail |
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public FeatureCorpusTermFrequency build(GlobalIndex index) throws JATEException
build
in class AbstractFeatureBuilder
index
- the global resource index
JATEException
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