Brain State Decoding Based on fMRI Using Semisupervised Sparse Representation Classifications.
Jing ZhangChuncheng ZhangLi YaoXiao-jie ZhaoZhi-ying LongPublished in: Comput. Intell. Neurosci. (2018)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- human brain
- activation detection
- functional magnetic resonance imaging
- compressed sensing
- image classification
- signal processing
- reconstruction error
- event related
- random projections
- image representation
- image patches
- brain activity
- brain images
- piecewise smooth
- joint optimization
- face recognition
- compressive sensing
- semi supervised
- negative matrix factorization
- high dimensional data
- regularized least squares
- sparse approximations
- data analysis
- feature extraction
- sparsity constraints
- activation patterns
- sparse reconstruction
- data mining