Steganalysis of Adaptive JPEG Steganography by Selecting DCT Coefficients According to Embedding Distortion.
Xiaofeng SongFenlin LiuChunfang YangXiangyang LuoZhenyu LiPublished in: KSII Trans. Internet Inf. Syst. (2015)
Keyphrases
- jpeg images
- dct coefficients
- information hiding
- discrete cosine transform
- watermark embedding
- data embedding
- jpeg compression
- watermarking algorithm
- dct domain
- data hiding
- transform domain
- hidden information
- cover image
- jpeg compressed images
- quantization step
- compressed images
- compressed domain
- compression algorithm
- feature vectors
- image compression
- secret message
- spatial domain
- embedded image
- frequency domain
- signal processing
- watermarked image
- lossy compression
- image blocks
- macroblock
- low frequency
- wavelet domain
- compression ratio
- low bit rate
- watermarking method
- selection algorithm
- least significant bit
- discrete cosine transformation
- filter bank