edu.ucla.sspace.hal

Interface WeightingFunction

All Known Implementing Classes:

EvenWeighting, GeometricWeighting, LinearWeighting

public interface WeightingFunction

A function interface for specifying how a HyperspaceAnalogueToLanguage instance should weigh co-occurrences based on the word distance.

Method Summary

Methods

Modifier and Type	Method and Description
double	weight(int positionOffset, int windowSize) Returns the weighed value for a word at the specified offset.

Method Detail

weight

double weight(int positionOffset,
            int windowSize)

Returns the weighed value for a word at the specified offset. Negative offsets indicate the the word appears before; positive offsets indicate that the word appears after

Parameters:

positionOffset - the location of the word relative to the current position

windowSize - the maximum nubmer of words on one side that will be considered for weighting

Returns:

the weight to apply