ai.libs.jaicore.ml.dyadranking.optimizing

Interface IDyadRankingFeatureTransformPLGradientFunction

All Superinterfaces:

IGradientFunction

All Known Implementing Classes:

DyadRankingFeatureTransformNegativeLogLikelihoodDerivative

public interface IDyadRankingFeatureTransformPLGradientFunction
extends IGradientFunction

Represents a differentiable function in the context of dyad ranking based on feature transformation Placket-Luce models.

Method Summary

Modifier and Type	Method and Description
void	initialize(DyadRankingDataset dataset, java.util.Map<IDyadRankingInstance,java.util.Map<Dyad,ai.libs.jaicore.math.linearalgebra.Vector>> featureTransforms) Initialize the function with the given data set and feature transformation method.

Methods inherited from interface ai.libs.jaicore.ml.core.optimizing.IGradientFunction

apply

Method Detail

initialize

void initialize(DyadRankingDataset dataset,
                java.util.Map<IDyadRankingInstance,java.util.Map<Dyad,ai.libs.jaicore.math.linearalgebra.Vector>> featureTransforms)

Initialize the function with the given data set and feature transformation method.

Parameters:

dataset - the dataset to use

featureTransforms - the pre computed feature transformations