Dynamic matrix factorization: A state space approach.
John Z. SunKush R. VarshneyKarthik SubbianPublished in: ICASSP (2012)
Keyphrases
- matrix factorization
- state space
- collaborative filtering
- recommender systems
- negative matrix factorization
- nonnegative matrix factorization
- low rank
- missing data
- factorization methods
- data sparsity
- multiscale
- item recommendation
- factor analysis
- implicit feedback
- stochastic gradient descent
- tensor factorization
- latent factor models
- probabilistic matrix factorization