Sparse Representations of Dynamical Networks: A Coprime Factorization Approach.
Serban SabauAndrei SperilaCristian OaraAli JadbabaiePublished in: CoRR (2022)
Keyphrases
- sparse representation
- dictionary learning
- image classification
- joint optimization
- dimensionality reduction
- compressive sensing
- sparse coding
- face recognition
- compressed sensing
- signal processing
- image patches
- regularized least squares
- random projections
- sparse learning
- machine learning
- image representation
- pairwise
- manifold learning
- matrix factorization
- similarity measure
- singular value decomposition
- low rank
- high dimensional data
- higher order
- nearest neighbor
- multiscale
- norm minimization