SAR image compression based on sparsity.
Alessandra BudillonGilda SchirinziPublished in: IGARSS (2015)
Keyphrases
- image compression
- synthetic aperture radar
- vector quantization
- wavelet transform
- sar images
- compression scheme
- subband
- compression ratio
- high dimensional
- low bit rate
- compression algorithm
- compressed images
- sparse representation
- image transmission
- discrete cosine transform
- entropy coding
- reconstructed image
- image reconstruction
- synthetic aperture radar images
- sea ice
- parameter estimation
- sar data
- automatic target recognition
- least squares
- sparsity constraints
- signal subspace