Large-scale distributed non-negative sparse coding and sparse dictionary learning.
Vikas SindhwaniAmol GhotingPublished in: KDD (2012)
Keyphrases
- dictionary learning
- sparse coding
- sparse representation
- dictionary learning for sparse
- natural images
- classifier training
- group sparsity
- sparse codes
- image classification
- image super resolution
- object category recognition
- image representation
- linear combination
- unsupervised learning
- generative model
- image patches
- sparsity constraints
- high dimensional
- neural network
- feature space
- prior knowledge
- data sets
- signal recovery
- denoising