Hippocampus Segmentation Based on Orientation-Scale Descriptor and Sparse Coding.
Ying LiuMinghui ZhangWei YangZhentai LuQianjin FengPublished in: DICTA (2016)
Keyphrases
- test images
- sparse coding
- natural images
- sparse representation
- image patches
- discriminative power
- dictionary learning
- object recognition
- multiscale
- spatial pyramid matching
- image classification
- sparse codes
- multiple scales
- signal processing
- unsupervised learning
- keypoints
- generative model
- scale space
- high dimensional data
- image representation
- shape descriptors
- linear combination
- mr images
- feature extraction
- co occurrence
- feature space
- bayesian networks