Class DistributionLL

Log-logistic distribution.

Unlike for DFR, the natural logarithm is used, as it is faster to compute and the original paper does not express any preference to a specific base.

Note

This API is experimental and might change in incompatible ways in the next release.

Inheritance
object
Distribution
DistributionLL
Inherited Members
Namespace: Lucene.Net.Search.Similarities
Assembly: Lucene.Net.dll
Syntax
public class DistributionLL : Distribution

Constructors

DistributionLL()

Sole constructor: parameter-free

Declaration
public DistributionLL()

Methods

Score(BasicStats, float, float)

Computes the score.

Declaration
public override sealed float Score(BasicStats stats, float tfn, float lambda)
Parameters
Type Name Description
BasicStats stats
float tfn
float lambda
Returns
Type Description
float
Overrides

ToString()

Subclasses must override this method to return the name of the distribution.

Declaration
public override string ToString()
Returns
Type Description
string
Overrides