On InstaHide, Phase Retrieval, and Sparse Matrix Factorization.
Sitan ChenZhao SongDanyang ZhuoPublished in: CoRR (2020)
Keyphrases
- matrix factorization
- tensor factorization
- collaborative filtering
- low rank matrix
- missing data
- recommender systems
- nonnegative matrix factorization
- factorization methods
- negative matrix factorization
- low rank
- sparse non negative
- latent factors
- data sparsity
- variational bayesian
- high dimensional
- information retrieval
- stochastic gradient descent
- personalized ranking
- factor analysis
- information retrieval systems
- data matrix
- query expansion
- item recommendation
- search engine
- linear combination
- image classification
- feature space