Segmentation of Hyperacute Cerebral Infarcts Based on Sparse Representation of Diffusion Weighted Imaging.
Xiaodong ZhangShasha JingPeiyi GaoJing XueLu SuWeiping LiLijie RenQingmao HuPublished in: Comput. Math. Methods Medicine (2016)
Keyphrases
- sparse representation
- dictionary learning
- test images
- sparse coding
- diffusion weighted imaging
- image classification
- face recognition
- compressive sensing
- atlas construction
- image patches
- high dimensional data
- segmentation algorithm
- object tracking
- medical images
- multiscale
- level set
- random projections
- signal processing
- dimensionality reduction
- human brain
- image representation
- white matter
- image segmentation
- sparse coefficients
- edge detection
- magnetic resonance
- machine learning