Quantitative steganalysis of spatial ±1 steganography in JPEG decompressed images.
Xing LiTao ZhangYan ZhangWenxiang LiXijian PingPublished in: Multim. Tools Appl. (2014)
Keyphrases
- jpeg images
- file size
- lossy compression
- compression algorithm
- data hiding
- dct coefficients
- compressed images
- spatial information
- image data
- quantization table
- information hiding
- discrete cosine transform
- image quality
- spatial domain
- data compression
- dct domain
- original images
- test images
- compression ratio
- transform domain
- compressed domain
- image compression
- input image
- bit rate
- wireless channels
- compression rate
- multiscale