A hierarchical sparse coding model predicts acoustic feature encoding in both auditory midbrain and cortex.
Qingtian ZhangXiaolin HuBo HongBo ZhangPublished in: PLoS Comput. Biol. (2019)
Keyphrases
- sparse coding
- dictionary learning
- natural images
- sparse representation
- unsupervised learning
- codebook generation
- image classification
- spatial pyramid matching
- linear combination
- information processing
- generative model
- signal processing
- object category recognition
- image representation
- sparse codes
- discriminative power
- single image super resolution
- visual words
- feature space
- deep belief networks
- discriminative dictionary
- image patches
- high dimensional
- sound source
- computer vision
- human brain
- image features
- object recognition
- pattern recognition
- data sets