Image forensics using generalised Benford's Law for accurate detection of unknown JPEG compression in watermarked images.
Xi ZhaoAnthony T. S. HoYun Q. ShiPublished in: DPS (2009)
Keyphrases
- forgery detection
- jpeg compression
- digital watermark
- image watermarking
- watermarked image
- digital images
- watermarking scheme
- watermark detection
- image watermarking scheme
- digital watermarking
- watermarking algorithm
- geometric distortions
- discrete wavelet transform
- additive noise
- watermarking technique
- spatial domain
- image data
- copyright protection
- wavelet domain
- dct coefficients
- gaussian noise
- data hiding
- signal processing
- singular values
- image segmentation
- input image
- pixel values
- feature space
- natural images
- edge detection
- denoising
- multiscale
- image sequences