Keyphrases
- compressive sensing
- chaotic map
- image encryption
- image compression
- random projections
- authentication scheme
- sparse representation
- hash functions
- security analysis
- wavelet transform
- piecewise linear
- reconstructed image
- signal processing
- compression algorithm
- compression ratio
- image representation
- image processing
- secret key
- encryption scheme
- secret sharing scheme
- lossless compression
- face recognition
- smart card
- pattern recognition
- similarity measure