Online Convolutional Dictionary Learning.
Jialin LiuCristina Garcia-CardonaBrendt WohlbergWotao YinPublished in: CoRR (2017)
Keyphrases
- dictionary learning
- sparse coding
- sparse representation
- natural images
- image super resolution
- linear combination
- group sparsity
- image classification
- generative model
- unsupervised learning
- image representation
- object category recognition
- dictionary learning for sparse
- sparse codes
- image patches
- small number
- high dimensional
- feature space
- similarity measure