Positive Semidefinite Matrix Factorization Based on Truncated Wirtinger Flow.
Dana LahatCédric FévottePublished in: EUSIPCO (2020)
Keyphrases
- matrix factorization
- positive semidefinite
- low rank
- kernel matrix
- collaborative filtering
- semidefinite programming
- missing data
- factorization methods
- recommender systems
- metric learning
- linear combination
- similarity function
- kernel methods
- kernel function
- negative matrix factorization
- nonnegative matrix factorization
- semidefinite
- polynomial kernels
- kernel learning
- distance metric
- image restoration
- linear programming
- string kernels
- high dimensional