Block and Group Regularized Sparse Modeling for Dictionary Learning.
Yu-Tseh ChiMohsen AliAjit RajwadeJeffrey HoPublished in: CVPR (2013)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- sparsity constraints
- group sparsity
- image super resolution
- object category recognition
- dictionary learning for sparse
- signal recovery
- sparse codes
- pairwise
- natural images
- compressive sensing
- face recognition
- negative matrix factorization
- image patches
- gaussian mixture model
- unsupervised learning
- generative model
- sparse representation based classification