Online Convolutional Sparse Coding.
Yaqing WangQuanming YaoJames T. KwokLionel M. NiPublished in: CoRR (2017)
Keyphrases
- sparse coding
- natural images
- dictionary learning
- sparse representation
- linear combination
- image classification
- unsupervised learning
- discriminative power
- generative model
- image representation
- single image super resolution
- group sparsity
- image patches
- person re identification
- visual words
- sparse codes
- high dimensional
- object category recognition
- feature space
- multiscale
- similarity measure
- alternating optimization
- bag of words
- signal processing
- input image
- image retrieval
- high quality