Steganography: DCT Coefficients Reparation Technique in JPEG Image.
Chiew Kang LengJane LabadinSarah Flora Samson JuanPublished in: J. Digit. Content Technol. its Appl. (2008)
Keyphrases
- jpeg images
- dct coefficients
- discrete cosine transform
- information hiding
- dct domain
- jpeg compression
- transform domain
- compressed domain
- feature vectors
- watermarking algorithm
- quantization table
- image compression
- compressed images
- discrete cosine transformation
- macroblock
- low frequency
- filter bank
- spatial domain
- post processing
- image blocks
- video sequences
- multiscale
- similarity measure
- image processing