Attacking contrast enhancement forensics in digital images.
Gang CaoYao ZhaoRongrong NiHuawei TianLifang YuPublished in: Sci. China Inf. Sci. (2014)
Keyphrases
- contrast enhancement
- digital images
- forgery detection
- image enhancement
- gray level
- histogram equalization
- color images
- multiscale
- shape preserving
- transfer function
- low contrast
- visual quality
- tone mapping
- unsharp masking
- enhanced image
- image contrast
- adaptive histogram equalization
- image processing
- jpeg compression
- gray scale
- scale space
- edge detection
- high resolution
- feature extraction