org.grouplens.lenskit.knn.item

Interface ItemItemModelBackedGlobalScorer

All Superinterfaces:

GlobalItemScorer

@DefaultImplementation(value=ItemItemGlobalScorer.class)
public interface ItemItemModelBackedGlobalScorer
extends GlobalItemScorer

The global scorer for the global recommendation backed by a item-item model.

Method Summary

Modifier and Type	Method and Description
ItemItemModel	getModel() Get the item-item model backing this scorer.
LongSet	getScoreableItems(Collection<Long> queryItems) Get the set of scoreable items for a basket of items.

Methods inherited from interface org.grouplens.lenskit.GlobalItemScorer

globalScore, globalScore, globalScore

Method Detail

getModel

ItemItemModel getModel()

Get the item-item model backing this scorer.

Returns:

The model this scorer uses to compute scores.

getScoreableItems

LongSet getScoreableItems(Collection<Long> queryItems)

Get the set of scoreable items for a basket of items.

Parameters:

queryItems - The basket of items to make recommendation.

Returns:

The set of items for which scores can be generated.