public static final class Normalization.NoNormalization extends Normalization
Normalization.NoNormalization
Constructor and Description |
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NoNormalization()
Sole constructor: parameter-free
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Modifier and Type | Method and Description |
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Explanation |
explain(BasicStats stats,
float tf,
float len)
Returns an explanation for the normalized term frequency.
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float |
tfn(BasicStats stats,
float tf,
float len)
Returns the normalized term frequency.
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String |
toString()
Subclasses must override this method to return the code of the
normalization formula.
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public final float tfn(BasicStats stats, float tf, float len)
Normalization
tfn
in class Normalization
len
- the field length.public final Explanation explain(BasicStats stats, float tf, float len)
Normalization
The default normalization methods use the field length of the document and the average field length to compute the normalized term frequency. This method provides a generic explanation for such methods. Subclasses that use other statistics must override this method.
explain
in class Normalization
public String toString()
Normalization
toString
in class Normalization
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