Chaos Based Partial Encryption of SPIHT Compressed Images.
Nidhi TanejaBalasubramanian RamanIndra GuptaPublished in: Int. J. Wavelets Multiresolution Inf. Process. (2011)
Keyphrases
- compressed images
- encryption algorithm
- image encryption
- image compression
- chaotic sequence
- visual quality
- compression ratio
- artifact reduction
- bitstream
- compressed domain
- reconstructed image
- dct domain
- discrete cosine transform
- jpeg images
- lossless compression
- encryption scheme
- low bit rate
- coding scheme
- post processing
- bit rate