Robust sparse representation for adaptive sensing of turbulent phenomena.
Ion CandelCornel IoanaBertrand ReebPublished in: IET Signal Process. (2014)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- norm minimization
- illumination variations
- face recognition
- image classification
- compressed sensing
- compressive sensing
- sparsity constraints
- high dimensional data
- joint optimization
- random projections
- object tracking
- machine learning
- image patches
- reconstruction error
- piecewise smooth
- negative matrix factorization
- image representation
- regularized least squares
- neural network
- sparse approximations
- linear classifiers
- test images
- signal processing
- partial occlusion
- robust face recognition
- image reconstruction
- sparse reconstruction
- sparse representation based classification
- dimensionality reduction