Detecting Double JPEG Compression With the Same Quantization Matrix.
Fangjun HuangJiwu HuangYun-Qing ShiPublished in: IEEE Trans. Inf. Forensics Secur. (2010)
Keyphrases
- jpeg compression
- quantization step
- digital image watermarking scheme
- digital images
- watermarking algorithm
- image watermarking
- discrete wavelet transform
- watermarking scheme
- image authentication
- dct coefficients
- additive noise
- step size
- watermark embedding
- jpeg images
- gaussian noise
- dct domain
- singular values
- multiscale
- discrete cosine transform
- spatial domain
- singular value decomposition
- multiresolution