Discriminative Training of Structured Dictionaries via Block Orthogonal Matching Pursuit.
Wenling ShangKihyuk SohnHonglak LeeAnna C. GilbertPublished in: SDM (2016)
Keyphrases
- discriminative training
- orthogonal matching pursuit
- sparse representation
- hidden markov models
- maximum likelihood
- probabilistic interpretation
- posterior probability
- sparse coding
- compressed sensing
- automatic speech recognition
- transform domain
- compressive sensing
- feature selection
- sparse approximation
- machine learning
- high dimensional data
- image representation
- feature space
- image processing
- bayesian framework
- image segmentation
- image patches
- support vector machine
- bayesian networks
- face recognition