Efficient and Stable Algorithms to Extend Greville's Method to Partitioned Matrices Based on Inverse Cholesky Factorization.
Hufei ZhuPublished in: CoRR (2020)
Keyphrases
- computationally efficient
- computational cost
- computational efficiency
- theoretical analysis
- highly efficient
- significant improvement
- sparse matrices
- pairwise
- preprocessing
- cost function
- computationally expensive
- combinatorial optimization
- sparse matrix
- dynamic programming
- clustering method
- segmentation method
- similarity measure
- matrix factorization
- decision trees
- pruning strategy
- learning algorithm