| Interface | Description |
|---|---|
| NeighborFinder |
Finds candidate neighbors for a user.
|
| UserNeighborhoodScorer |
Score an item using a neighborhood of users.
|
| UserSimilarity |
Compute the similarity between two users.
|
| Class | Description |
|---|---|
| LiveNeighborFinder |
Neighborhood finder that does a fresh search over the data source ever time.
|
| Neighbor |
Representation of a single neighboring user.
|
| SimilaritySumUserNeighborhoodScorer |
Score an item using the weighted average of neighbor ratings.
|
| SnapshotNeighborFinder |
A neighborhood finder that has a snapshot of the rating data for efficiency.
|
| UserSnapshot |
User snapshot used by
SnapshotNeighborFinder. |
| UserSnapshot.Builder | |
| UserUserItemScorer |
Score items with user-user collaborative filtering.
|
| UserUserResult |
Result for user-user CF.
|
| UserVectorSimilarity |
Implementation of
UserSimilarity that delegates to a vector similarity. |
| WeightedAverageUserNeighborhoodScorer |
Score an item using the weighted average of neighbor ratings.
|
| Annotation Type | Description |
|---|---|
| UserSimilarityThreshold |
Qualifier for threshold applied to user similarities.
|
Implementation of user-user collaborative filtering.