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