FMRI data classification based on hybrid temporal and spatial sparse representation.
Huan LiuMianzhi ZhangXintao HuYudan RenShu ZhangJunwei HanLei GuoTianming LiuPublished in: ISBI (2017)
Keyphrases
- sparse representation
- dictionary learning
- image classification
- sparse coding
- face recognition
- compressed sensing
- image patches
- compressive sensing
- sparse reconstruction
- pattern recognition
- spatial information
- joint optimization
- signal processing
- random projections
- image representation
- decision trees
- feature vectors
- high dimensional data
- regularized least squares
- support vector machine
- support vector
- sparse codes
- neural network
- sparse approximations
- norm minimization
- piecewise smooth
- unsupervised learning
- object detection
- object recognition
- feature extraction
- image processing
- feature selection