Structurally Regularized Non-negative Tensor Factorization for Spatio-Temporal Pattern Discoveries.
Koh TakeuchiYoshinobu KawaharaTomoharu IwataPublished in: ECML/PKDD (1) (2017)
Keyphrases
- tensor factorization
- temporal patterns
- temporal characteristics
- matrix factorization
- negative matrix factorization
- collaborative filtering
- temporal information
- tag recommendation
- spatio temporal
- pattern discovery
- temporal constraints
- gaussian processes
- linear algebra
- singular value decomposition
- probabilistic latent semantic analysis
- factorization method
- log files
- link prediction
- nonnegative matrix factorization
- kl divergence
- frequent patterns
- least squares
- computer vision
- implicit feedback
- machine learning