High-resolution ISAR imaging of maneuvering targets based on the sparse representation of multiple column-sparse vectors.
Xingyu HeNingning TongWeike FengPublished in: Digit. Signal Process. (2016)
Keyphrases
- sparse representation
- isar imaging
- dictionary learning
- sparse coding
- high resolution
- compressive sensing
- basis vectors
- compressed sensing
- face recognition
- moving target
- image patches
- object tracking
- image classification
- signal processing
- random projections
- regularized least squares
- sparse approximations
- sparsity constraints
- target tracking
- joint optimization
- low snr
- low resolution
- high dimensional data
- sparse reconstruction
- inverse synthetic aperture radar
- image representation
- super resolution
- sparse learning
- sparse codes
- sparse coefficients
- natural images
- face images
- antenna array
- higher order
- high dimensional
- feature extraction