Package org.grouplens.lenskit.knn.item.model

Model classes and builders for the item-item k-NN collaborative filter.

See: Description

Interface Summary

Interface	Description
ItemItemModel	Item-item similarity model.
NeighborIterationStrategy	Abstraction of strategies for iterating over potential neighboring items.

Class Summary

Class	Description
BasicNeighborIterationStrategy	Neighbor iteration strategy that considers all items to be candidate neighbors.
DefaultNeighborIterationStrategyProvider	Provider to auto-select an appropriate neighbor iteration strategy.
ItemItemBuildContext	Encapsulation of data needed during an item-item model build.
ItemItemBuildContextProvider	Provider that sets up an ItemItemBuildContext.
ItemItemModelBuilder	Build an item-item CF model from rating data.
ItemwiseBuildContextProvider	Builder for ItemItemBuildContext that normalizes per-item, not per-user.
NormalizingItemItemModelBuilder	Build an item-item CF model from rating data.
SimilarityMatrixModel	Item-item similarity model using an in-memory similarity matrix.
SparseNeighborIterationStrategy	Neighbor iteration strategy that looks at the items co-rated with the specified item.
StandardVectorTruncatorProvider	Configure a vector truncator using the standard item-item model build logic.

Package org.grouplens.lenskit.knn.item.model Description

Model classes and builders for the item-item k-NN collaborative filter.