Performance improvement in multi-ship imaging for ScanSAR based on sparse representation.
Gang XuJialian ShengLei ZhangMengdao XingPublished in: Sci. China Inf. Sci. (2012)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- image classification
- compressed sensing
- compressive sensing
- object tracking
- reconstruction error
- dimensionality reduction
- high resolution
- sparsity constraints
- random projections
- joint optimization
- image patches
- regularized least squares
- negative matrix factorization
- piecewise smooth
- high dimensional data
- signal processing
- image processing
- sparse reconstruction
- data sets
- image representation
- high dimensional
- pattern recognition
- sparse codes
- basis vectors
- sparse approximations
- test images
- sparse learning
- sparse coefficients
- norm minimization
- small number
- image retrieval
- similarity measure
- feature selection
- computer vision
- neural network