Multple-demand system identification and characterization via sparse representations of fMRI data.
Xiang LiQinglin DongXi JiangJinglei LvTianming LiuPublished in: ISBI (2016)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- compressive sensing
- face recognition
- joint optimization
- high dimensional data
- dimensionality reduction
- signal processing
- object tracking
- regularized least squares
- random projections
- negative matrix factorization
- image patches
- sparse reconstruction
- compressed sensing
- image representation
- reconstruction error
- manifold learning
- test images
- image processing
- sparse coefficients
- orthogonal matching pursuit
- training set