The Complexity of Positive Semidefinite Matrix Factorization.
Yaroslav ShitovPublished in: SIAM J. Optim. (2017)
Keyphrases
- matrix factorization
- low rank
- positive semidefinite
- collaborative filtering
- kernel matrix
- recommender systems
- negative matrix factorization
- factorization methods
- missing data
- nonnegative matrix factorization
- semidefinite programming
- metric learning
- convergence rate
- kernel methods
- kernel function
- support vector
- training data