Greedy Bayesian double sparsity dictionary learning.
Juan G. SerraSalvador VillenaRafael MolinaAggelos K. KatsaggelosPublished in: ICIP (2017)
Keyphrases
- dictionary learning
- sparse representation
- sparsity constraints
- sparse coding
- orthogonal matching pursuit
- greedy algorithm
- image super resolution
- object category recognition
- image patches
- face recognition
- compressive sensing
- bayesian networks
- image classification
- signal processing
- group sparsity
- negative matrix factorization
- image representation
- dimensionality reduction
- sparse approximation
- sparse codes
- high dimensional data
- multiscale
- compressed sensing
- sparse representation based classification
- linear combination
- prior knowledge
- object recognition
- similarity measure