On implicit regularization: Morse functions and applications to matrix factorization.
Mohamed-Ali BelabbasPublished in: CoRR (2020)
Keyphrases
- matrix factorization
- stochastic gradient descent
- collaborative filtering
- recommender systems
- low rank
- missing data
- negative matrix factorization
- data sparsity
- factor analysis
- nonnegative matrix factorization
- factorization methods
- variational bayesian
- personalized ranking
- probabilistic matrix factorization
- latent factors
- data matrix
- item recommendation
- factorization method
- implicit feedback
- least squares
- high dimensional