Fast randomized matrix and tensor interpolative decomposition using CountSketch.
Osman Asif MalikStephen BeckerPublished in: Adv. Comput. Math. (2020)
Keyphrases
- tensor decomposition
- tensor factorization
- data representation
- high order
- auxiliary information
- structure tensor
- projection matrices
- low rank
- trace norm
- positive definite
- image interpolation
- tensor space
- vector quantization
- higher order
- covariance matrix
- symmetric positive definite
- decomposition method
- forward and backward
- decomposition algorithm
- convex optimization
- mr images
- wavelet transform
- multiresolution