Interface | Description |
---|---|
ALS.LeastSquaresNESolver |
Trait for least squares solvers applied to the normal equation.
|
ALSParams |
Common params for ALS.
|
Class | Description |
---|---|
ALS |
Alternating Least Squares (ALS) matrix factorization.
|
ALS.CholeskySolver |
Cholesky solver for least square problems.
|
ALS.InBlock<ID> |
In-link block for computing src (user/item) factors.
|
ALS.InBlock$ | |
ALS.LocalIndexEncoder |
Encoder for storing (blockId, localIndex) into a single integer.
|
ALS.NNLSSolver |
NNLS solver.
|
ALS.NormalEquation |
Representing a normal equation to solve the following weighted least squares problem:
|
ALS.Rating<ID> |
Rating class for better code readability.
|
ALS.Rating$ | |
ALS.RatingBlock<ID> |
A rating block that contains src IDs, dst IDs, and ratings, stored in primitive arrays.
|
ALS.RatingBlock$ | |
ALS.RatingBlockBuilder<ID> |
Builder for
ALS.RatingBlock . |
ALS.UncompressedInBlock<ID> |
A block of (srcId, dstEncodedIndex, rating) tuples stored in primitive arrays.
|
ALS.UncompressedInBlockBuilder<ID> |
Builder for uncompressed in-blocks of (srcId, dstEncodedIndex, rating) tuples.
|
ALSModel |
Model fitted by ALS.
|