A structure preserving matrix factorization for solving general periodic pentadiagonal Toeplitz linear systems.
Jiteng JiaYao-Lin JiangPublished in: Comput. Math. Appl. (2013)
Keyphrases
- matrix factorization
- linear systems
- structure preserving
- sparse linear systems
- collaborative filtering
- special case
- recommender systems
- low rank
- missing data
- sufficient conditions
- nonnegative matrix factorization
- coefficient matrix
- systems of linear equations
- dynamical systems
- negative matrix factorization
- stochastic gradient descent
- item recommendation
- real time
- latent factors
- least squares
- factor analysis
- image processing