Detection of JPEG double compression and identification of smartphone image source and post-capture manipulation.
Qingzhong LiuPeter A. CooperLei ChenHyuk ChoZhongxue ChenMengyu QiaoYuting SuMingzhen WeiAndrew H. SungPublished in: Appl. Intell. (2013)
Keyphrases
- lossy compression
- image compression
- compression rate
- image data
- forgery detection
- jpeg images
- progressive transmission
- file size
- lossless compression
- lossy image compression
- compression algorithm
- compression ratio
- image features
- input image
- block coding
- arithmetic coder
- image segmentation
- wavelet compression
- coded images
- high compression ratio
- image coding
- multiscale
- compression artifacts
- jpeg compressed images
- continuous tone images
- image coding algorithm
- compressed images
- decoding process
- gray level images
- compression scheme
- region of interest
- image quality
- low bit rate
- compressed domain
- image sequences