A Novel Steganographic Technique Based on 3D-DCT Approach.
Samir Kumar BandyopadhyayTuhin Utsab PaulAvishek RaychoudhuryPublished in: Comput. Inf. Sci. (2010)
Keyphrases
- discrete cosine transform
- jpeg images
- dct domain
- cover image
- image compression
- digital images
- video compression
- data hiding
- dct coefficients
- spread spectrum
- information hiding
- spatial domain
- transform domain
- video data
- video communication
- compressed images
- image blocks
- filter bank
- image data
- high capacity
- feature extraction
- multimedia