A Cholesky QR type algorithm for computing tall-skinny QR factorization with column pivoting.
Takeshi FukayaYuji NakatsukasaYusaku YamamotoPublished in: IPDPS (2024)
Keyphrases
- times faster
- preprocessing
- learning algorithm
- computational cost
- significant improvement
- singular value decomposition
- detection algorithm
- experimental evaluation
- dynamic programming
- qr decomposition
- segmentation algorithm
- np hard
- k means
- computational complexity
- optimal solution
- objective function
- similarity measure
- evolutionary algorithm
- probabilistic model
- missing data
- error correction
- sparse matrix
- feature selection