QR Factorization of Tall and Skinny Matrices in a Grid Computing Environment
Emmanuel AgulloCamille CotiJack J. DongarraThomas HéraultJulien LangouPublished in: CoRR (2009)
Keyphrases
- data mining
- singular value decomposition
- grid computing environment
- measurement matrix
- kronecker product
- singular values
- data matrix
- low rank
- least squares
- peer to peer
- dimensionality reduction
- grid computing
- factorization method
- dimension reduction
- qr decomposition
- resource allocation
- missing data
- principal component analysis
- sparse matrices
- matrix completion
- original data
- low rank matrix