Tamper Detection for Shifted Double JPEG Compression.
Xian-zhe MengShao-Zhang NiuJian-Cheng ZouPublished in: IIH-MSP (2010)
Keyphrases
- image authentication
- tamper detection
- jpeg compression
- digital images
- watermarking algorithm
- discrete wavelet transform
- watermarking scheme
- image watermarking
- additive noise
- jpeg images
- dct coefficients
- geometric distortions
- gaussian noise
- digital watermarking
- peak signal to noise ratio
- public key
- image content
- data hiding
- signal processing
- wavelet transform
- feature extraction
- noisy images
- high frequency
- frequency domain
- spread spectrum
- high quality