An enhanced approach for detecting double JPEG compression with the same quantization matrix.
Yakun NiuXiaolong LiYao ZhaoRongrong NiPublished in: Signal Process. Image Commun. (2019)
Keyphrases
- jpeg compression
- quantization step
- digital image watermarking scheme
- digital images
- watermarking algorithm
- watermarking scheme
- dct domain
- discrete wavelet transform
- image watermarking
- dct coefficients
- additive noise
- jpeg images
- image authentication
- gaussian noise
- step size
- peak signal to noise ratio
- digital watermarking
- watermark embedding
- multiresolution
- image restoration
- optical flow
- multiscale
- maximum likelihood
- image quality
- computational complexity