Dictionary Learning and Sparse Coding-based Denoising for High-Resolution Task Functional Connectivity MRI Analysis.
Seongah JeongXiang LiJiarui YangQuanzheng LiVahid TarokhPublished in: CoRR (2017)
Keyphrases
- dictionary learning
- sparse coding
- sparse representation
- natural images
- denoising
- single image super resolution
- high resolution
- group sparsity
- unsupervised learning
- linear combination
- object category recognition
- sparse codes
- image representation
- image classification
- low resolution
- generative model
- image processing
- image denoising
- image patches
- visual words
- magnetic resonance images
- super resolution
- feature space
- image segmentation