Covariance-domain Dictionary Learning for Overcomplete EEG Source Identification.
Ozgur BalkanKenneth Kreutz-DelgadoScott MakeigPublished in: CoRR (2015)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- signal processing
- natural images
- image classification
- image super resolution
- face recognition
- group sparsity
- image patches
- object category recognition
- linear combination
- unsupervised learning
- dictionary learning for sparse
- pairwise
- object recognition
- multiscale
- dimensionality reduction
- test images
- generative model
- image representation
- high dimensional data
- co occurrence
- visual words
- pattern recognition
- sparse codes
- feature extraction
- neural network
- data sets