Matrix Pontryagin principle approach to controllability metrics maximization under sparsity constraints.
Takuya IkedaTomofumi OhtsukaKenji KashimaPublished in: Autom. (2024)
Keyphrases
- sparsity constraints
- low rank
- factor matrices
- matrix factorization
- singular value decomposition
- nonnegative matrix factorization
- sparse representation
- dictionary learning
- negative matrix factorization
- missing data
- convex optimization
- high dimensional data
- linear combination
- objective function
- data sets
- sparse coding
- nearest neighbor
- natural images
- feature vectors
- global constraints
- pattern recognition
- support vector
- multiscale
- information retrieval