Class BasicModelIn
- java.lang.Object
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- org.apache.lucene.search.similarities.BasicModel
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- org.apache.lucene.search.similarities.BasicModelIn
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public class BasicModelIn extends BasicModel
The basic tf-idf model of randomness.
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Constructor Summary
Constructors Constructor Description BasicModelIn()
Sole constructor: parameter-free
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Explanation
explain(BasicStats stats, float tfn)
Returns an explanation for the score.float
score(BasicStats stats, float tfn)
Returns the informative content score.String
toString()
Subclasses must override this method to return the code of the basic model formula.
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Method Detail
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score
public final float score(BasicStats stats, float tfn)
Description copied from class:BasicModel
Returns the informative content score.- Specified by:
score
in classBasicModel
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explain
public final Explanation explain(BasicStats stats, float tfn)
Description copied from class:BasicModel
Returns an explanation for the score.Most basic models use the number of documents and the total term frequency to compute Inf1. This method provides a generic explanation for such models. Subclasses that use other statistics must override this method.
- Overrides:
explain
in classBasicModel
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toString
public String toString()
Description copied from class:BasicModel
Subclasses must override this method to return the code of the basic model formula. Refer to the original paper for the list.- Specified by:
toString
in classBasicModel
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