Online Convex Matrix Factorization with Representative Regions.
Jianhao PengOlgica MilenkovicAbhishek AgarwalPublished in: NeurIPS (2019)
Keyphrases
- matrix factorization
- collaborative filtering
- missing data
- low rank
- recommender systems
- factorization methods
- online learning
- factor analysis
- nonnegative matrix factorization
- variational bayesian
- input image
- convex optimization
- data sparsity
- probabilistic matrix factorization
- negative matrix factorization
- stochastic gradient descent
- implicit feedback
- data matrix
- item recommendation