Memory-Efficient Convex Optimization for Self-Dictionary Nonnegative Matrix Factorization.
Tri NguyenXiao FuRuiyuan WuPublished in: IEEECONF (2022)
Keyphrases
- memory efficient
- convex optimization
- nonnegative matrix factorization
- negative matrix factorization
- sparse representation
- matrix factorization
- interior point methods
- data representation
- interior point
- least squares
- principal component analysis
- primal dual
- low rank
- spectral clustering
- convex relaxation
- augmented lagrangian
- data matrix
- total variation
- original data
- document clustering
- objective function
- active learning
- multiscale
- computer vision
- singular value decomposition
- semi supervised learning
- image classification
- data analysis