Bridging the Gap Between Flat and Hierarchical Low-Rank Matrix Formats: The Multilevel Block Low-Rank Format.
Patrick R. AmestoyAlfredo ButtariJean-Yves L'ExcellentThéo MaryPublished in: SIAM J. Sci. Comput. (2019)
Keyphrases
- low rank matrix
- low rank
- convex optimization
- matrix factorization
- linear combination
- singular value decomposition
- missing data
- matrix decomposition
- nuclear norm
- matrix completion
- low rank matrix recovery
- high order
- high dimensional data
- semi supervised
- kernel matrix
- data matrix
- approximation methods
- sparse matrix
- rank minimization
- minimization problems
- low rank matrices
- data sets
- singular values
- dimensionality reduction
- collaborative filtering
- small number
- low rank and sparse
- pattern recognition