Zero-steganography using DCT and spatial domain.
Muhammad BilalSana ImtiazWadood AbdulSanaa GhouzaliPublished in: AICCSA (2013)
Keyphrases
- spatial domain
- data hiding
- transform domain
- jpeg images
- dct domain
- frequency domain
- secret message
- discrete cosine transformation
- cover image
- spread spectrum
- wavelet domain
- discrete cosine transform
- motion estimation
- information hiding
- block dct
- log polar
- data embedding
- secret data
- image blocks
- three dimensional
- dct coefficients
- image resizing
- filter bank
- video sequences
- image sequences