Compact and Robust Fingerprints Using DCT Coefficients of Key Blocks.
Sheng TangJin-Tao LiYong-Dong ZhangPublished in: IbPRIA (2) (2005)
Keyphrases
- dct coefficients
- discrete cosine transform
- dct domain
- transform domain
- jpeg compression
- feature vectors
- compressed domain
- low frequency
- watermarking algorithm
- image blocks
- watermarking method
- jpeg images
- image compression
- jpeg compressed images
- feature selection
- blocking artifacts
- macroblock
- wavelet transform
- motion estimation
- multiscale
- multimedia
- image processing