A secure removable visible watermarking for BTC compressed images.
Hengfu YangJianping YinPublished in: Multim. Tools Appl. (2015)
Keyphrases
- compressed images
- block truncation coding
- image compression
- visual quality
- image quality
- artifact reduction
- compression ratio
- reconstructed image
- dct domain
- data hiding
- bit rate
- compression algorithm
- peak signal to noise ratio
- compressed domain
- wavelet transform
- multiresolution
- bitstream
- face recognition
- compression scheme
- high quality