JPEG Quantization Tables Forensics: A Statistical Approach.
Babak MahdianStanislav SaicRadim NedbalPublished in: ICWF (2010)
Keyphrases
- quantization table
- jpeg images
- step size
- image quality
- adaptive quantization
- quantization step
- image coding
- database
- image coder
- databases
- jpeg compression
- compression algorithm
- contingency tables
- transform coding
- huffman coding
- statistical analysis
- bits per pixel
- image compression
- statistical information
- document analysis
- compressed images
- forgery detection
- subband coding
- subband image coding
- multiscale
- discrete cosine transformation
- data compression
- lossless compression