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java.lang.Object org.terrier.matching.models.WeightingModel org.terrier.matching.models.PerFieldNormWeightingModel org.terrier.matching.models.PL2F
public class PL2F
A convenience subclass of PerFieldNormWeightingModel setup to do specifically PL2F. If you use this model, please cite: C. Macdonald, V. Plachouras, B. He, C. Lioma, and I. Ounis. University of Glasgow at WebCLEF-2005: Experiments in per-field normalisation and language specific stemming. In Proc. of CLEF 2005.
Field Summary |
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Fields inherited from class org.terrier.matching.models.WeightingModel |
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averageDocumentLength, c, documentFrequency, i, keyFrequency, numberOfDocuments, numberOfPointers, numberOfTokens, numberOfUniqueTerms, termFrequency |
Constructor Summary | |
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PL2F()
Constructs an instance of PL2F. |
Method Summary | |
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java.lang.String |
getInfo()
Returns the name of the model. |
Methods inherited from class org.terrier.matching.models.PerFieldNormWeightingModel |
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prepare, score, score, score, setCollectionStatistics, setEntryStatistics |
Methods inherited from class org.terrier.matching.models.WeightingModel |
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clone, getOverflowed, getParameter, setAverageDocumentLength, setDocumentFrequency, setKeyFrequency, setNumberOfDocuments, setNumberOfPointers, setNumberOfTokens, setNumberOfUniqueTerms, setParameter, setRequest, setTermFrequency, stirlingPower |
Methods inherited from class java.lang.Object |
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equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public PL2F() throws java.lang.Exception
java.lang.Exception
Method Detail |
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public java.lang.String getInfo()
WeightingModel
getInfo
in interface Model
getInfo
in class PerFieldNormWeightingModel
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