Contextual Bandits with Latent Confounders: An NMF Approach.
Rajat SenKarthikeyan ShanmugamMurat KocaogluAlexandros G. DimakisSanjay ShakkottaiPublished in: AISTATS (2017)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- contextual information
- latent variables
- document clustering
- matrix factorisation
- frequent sets
- matrix factorization
- least squares
- context dependent
- context sensitive
- observational data
- sparse representation
- latent semantic space
- maximum likelihood
- stochastic systems
- contextual features
- multi armed bandits