Index

_

__call__() (lenskit.crossfold.PartitionMethod method)

A

adapt() (lenskit.algorithms.Recommender class method)

add_algorithms() (lenskit.batch.MultiEval method) add_datasets() (lenskit.batch.MultiEval method)

B

Bias (class in lenskit.algorithms.basic) BiasedMF (class in lenskit.algorithms.als)

BiasMFModel (class in lenskit.algorithms.mf_common) BiasModel (class in lenskit.algorithms.basic)

C

colinds (lenskit.matrix.CSR attribute) counts (lenskit.algorithms.item_knn.IIModel attribute) CSR (class in lenskit.matrix) csr_from_coo() (in module lenskit.matrix)

csr_from_scipy() (in module lenskit.matrix) csr_load() (in module lenskit.matrix) csr_rowinds() (in module lenskit.matrix) csr_save() (in module lenskit.matrix) csr_to_scipy() (in module lenskit.matrix)

D

damping (lenskit.algorithms.als.BiasedMF attribute)

F

Fallback (class in lenskit.algorithms.basic)

features (lenskit.algorithms.als.BiasedMF attribute) FunkSVD (class in lenskit.algorithms.funksvd)

G

global_bias (lenskit.algorithms.mf_common.BiasMFModel attribute)

H

HPF (class in lenskit.algorithms.hpf)

I

IIModel (class in lenskit.algorithms.item_knn) ImplicitMF (class in lenskit.algorithms.als) item_bias (lenskit.algorithms.mf_common.BiasMFModel attribute) item_features (lenskit.algorithms.mf_common.BiasMFModel attribute) (lenskit.algorithms.mf_common.MFModel attribute) item_index (lenskit.algorithms.mf_common.BiasMFModel attribute) (lenskit.algorithms.mf_common.MFModel attribute)

ItemItem (class in lenskit.algorithms.item_knn) items (lenskit.algorithms.basic.BiasModel attribute) (lenskit.algorithms.item_knn.IIModel attribute) (lenskit.algorithms.user_knn.UUModel attribute) (lenskit.matrix.RatingMatrix attribute) iterations (lenskit.algorithms.als.BiasedMF attribute)

L

LastFrac() (in module lenskit.crossfold) LastN() (in module lenskit.crossfold) lenskit.algorithms (module) lenskit.algorithms.als (module) lenskit.algorithms.basic (module) lenskit.algorithms.funksvd (module) lenskit.algorithms.hpf (module) lenskit.algorithms.item_knn (module) lenskit.algorithms.mf_common (module) lenskit.algorithms.user_knn (module) lenskit.batch (module) lenskit.crossfold (module)

lenskit.matrix (module) lenskit.metrics.predict (module) lenskit.metrics.topn (module) lenskit.util (module) load_model() (lenskit.algorithms.als.BiasedMF method) (lenskit.algorithms.Trainable method) (lenskit.algorithms.als.ImplicitMF method) (lenskit.algorithms.basic.Fallback method) (lenskit.algorithms.funksvd.FunkSVD method) (lenskit.algorithms.item_knn.ItemItem method) (lenskit.algorithms.user_knn.UserUser method) lookup_items() (lenskit.algorithms.mf_common.MFModel method) lookup_user() (lenskit.algorithms.mf_common.MFModel method)

M

mae() (in module lenskit.metrics.predict) matrix (lenskit.algorithms.user_knn.UUModel attribute) (lenskit.matrix.RatingMatrix attribute) mean (lenskit.algorithms.basic.BiasModel attribute)

means (lenskit.algorithms.item_knn.IIModel attribute) Memorized (class in lenskit.algorithms.basic) MFModel (class in lenskit.algorithms.mf_common) MultiEval (class in lenskit.batch)

N

n_features (lenskit.algorithms.mf_common.MFModel attribute) n_items (lenskit.algorithms.mf_common.MFModel attribute) n_users (lenskit.algorithms.mf_common.MFModel attribute)

ncols (lenskit.matrix.CSR attribute) ndcg() (in module lenskit.metrics.topn) nnz (lenskit.matrix.CSR attribute) nrows (lenskit.matrix.CSR attribute)

P

partition_rows() (in module lenskit.crossfold) partition_users() (in module lenskit.crossfold) PartitionMethod (class in lenskit.crossfold) precision() (in module lenskit.metrics.topn) predict() (in module lenskit.batch) (lenskit.algorithms.Predictor method) (lenskit.algorithms.als.BiasedMF method) (lenskit.algorithms.als.ImplicitMF method) (lenskit.algorithms.basic.Bias method) (lenskit.algorithms.basic.Fallback method) (lenskit.algorithms.funksvd.FunkSVD method) (lenskit.algorithms.hpf.HPF method) (lenskit.algorithms.item_knn.ItemItem method) (lenskit.algorithms.user_knn.UserUser method)

Predictor (class in lenskit.algorithms)

R

rating_matrix (lenskit.algorithms.item_knn.IIModel attribute) RatingMatrix (class in lenskit.matrix) recall() (in module lenskit.metrics.topn) recip_rank() (in module lenskit.metrics.topn) recommend() (in module lenskit.batch) (lenskit.algorithms.Recommender method)

Recommender (class in lenskit.algorithms) regularization (lenskit.algorithms.als.BiasedMF attribute) rmse() (in module lenskit.metrics.predict) rowptrs (lenskit.matrix.CSR attribute) run() (lenskit.batch.MultiEval method)

S

sample_rows() (in module lenskit.crossfold) sample_users() (in module lenskit.crossfold) SampleFrac() (in module lenskit.crossfold) SampleN() (in module lenskit.crossfold) save_model() (lenskit.algorithms.als.BiasedMF method) (lenskit.algorithms.Trainable method) (lenskit.algorithms.als.ImplicitMF method) (lenskit.algorithms.basic.Fallback method) (lenskit.algorithms.funksvd.FunkSVD method) (lenskit.algorithms.item_knn.ItemItem method) (lenskit.algorithms.user_knn.UserUser method)

score() (lenskit.algorithms.mf_common.BiasMFModel method) (lenskit.algorithms.mf_common.MFModel method) sim_matrix (lenskit.algorithms.item_knn.IIModel attribute) sparse_ratings() (in module lenskit.matrix)

T

test (lenskit.crossfold.TTPair attribute) train (lenskit.crossfold.TTPair attribute) train() (lenskit.algorithms.als.BiasedMF method) (lenskit.algorithms.Trainable method) (lenskit.algorithms.als.ImplicitMF method) (lenskit.algorithms.basic.Bias method) (lenskit.algorithms.basic.Fallback method) (lenskit.algorithms.funksvd.FunkSVD method) (lenskit.algorithms.hpf.HPF method) (lenskit.algorithms.item_knn.ItemItem method) (lenskit.algorithms.user_knn.UserUser method)

Trainable (class in lenskit.algorithms) transpose (lenskit.algorithms.user_knn.UUModel attribute) TTPair (class in lenskit.crossfold)

U

user_bias (lenskit.algorithms.mf_common.BiasMFModel attribute) user_features (lenskit.algorithms.mf_common.BiasMFModel attribute) (lenskit.algorithms.mf_common.MFModel attribute) user_index (lenskit.algorithms.mf_common.BiasMFModel attribute) (lenskit.algorithms.mf_common.MFModel attribute) user_means (lenskit.algorithms.user_knn.UUModel attribute)

users (lenskit.algorithms.basic.BiasModel attribute) (lenskit.algorithms.item_knn.IIModel attribute) (lenskit.algorithms.user_knn.UUModel attribute) (lenskit.matrix.RatingMatrix attribute) UserUser (class in lenskit.algorithms.user_knn) UUModel (class in lenskit.algorithms.user_knn)

V

values (lenskit.matrix.CSR attribute)