org.lenskit.knn.user

Interface UserNeighborhoodScorer

All Known Implementing Classes:

SimilaritySumUserNeighborhoodScorer, WeightedAverageUserNeighborhoodScorer

@DefaultImplementation(value=WeightedAverageUserNeighborhoodScorer.class)
public interface UserNeighborhoodScorer

Score an item using a neighborhood of users.

Method Summary

Modifier and Type	Method and Description
UserUserResult	score(long item, java.util.List<Neighbor> neighbors) Compute the score for an item given a list of neighbors.

Method Detail

score

@Nullable
UserUserResult score(long item,
                               java.util.List<Neighbor> neighbors)

Compute the score for an item given a list of neighbors.

Parameters:

item - The item to score.

neighbors - The list of neighbors.

Returns:

The result, or null.