Adaptive sparsity-regularized deep dictionary learning based on lifted proximal operator machine.
Zhenni LiYing XieKungan ZengShengli XieBanage T. G. S. KumaraPublished in: Knowl. Based Syst. (2023)
Keyphrases
- dictionary learning
- sparse representation
- sparsity constraints
- sparse coding
- image super resolution
- negative matrix factorization
- image patches
- object category recognition
- group sparsity
- image classification
- orthogonal matching pursuit
- compressive sensing
- dictionary learning for sparse
- data sets
- signal processing
- sparse codes
- test images
- high dimensional
- face recognition