A sparse approximate inverse for triangular matrices based on Jacobi iteration.
Zhongjie LuPublished in: CoRR (2021)
Keyphrases
- coefficient matrix
- sparse matrix
- correlation matrix
- sparse data
- low rank matrices
- high dimensional
- binary matrices
- singular value decomposition
- low rank approximation
- random projections
- linear systems
- exact solution
- face recognition
- positive definite
- pairwise comparison
- image classification
- pairwise
- objective function