1-sparse representation.
Jun XiaoYinfu FengWenyuan HuPublished in: Comput. Animat. Virtual Worlds (2011)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- reconstruction error
- face recognition
- signal processing
- sparse approximations
- negative matrix factorization
- regularized least squares
- object tracking
- joint optimization
- compressive sensing
- random projections
- norm minimization
- compressed sensing
- dimensionality reduction
- image patches
- sparse codes
- piecewise smooth
- test images
- high dimensional data
- sparse coefficients
- image representation
- computer vision
- input image
- higher order
- sparse learning