Parallel QR Factorization of Block Low-rank Matrices.
M. Ridwan ApriansyahRio YokotaPublished in: ACM Trans. Math. Softw. (2022)
Keyphrases
- low rank matrices
- singular value decomposition
- low rank
- measurement matrix
- missing entries
- matrix completion
- missing data
- low rank matrix
- matrix factorization
- factorization method
- least squares
- dimensionality reduction
- low rank approximation
- reconstruction error
- error correction
- data matrix
- similarity measure
- dimension reduction
- singular values
- kernel matrix
- tensor factorization
- structure from motion
- linear combination
- principal component analysis
- recommender systems