Cover Image Preprocessing for More Reliable LSB Replacement Steganography.
R. ShreelekshmiM. WilscyC. E. Veni MadhavanPublished in: ICSAP (2010)
Keyphrases
- cover image
- preprocessing
- least significant bit
- data hiding
- spatial domain
- secret information
- binary images
- stego image
- pixel values
- secret image
- secret message
- error correction
- discrete cosine transform
- hidden information
- digital images
- post processing
- information hiding
- reversible data hiding
- frequency domain
- watermark embedding
- authentication scheme
- image authentication
- secret data
- feature extraction
- data embedding
- spread spectrum
- high capacity
- motion estimation
- communication systems
- watermarking scheme
- integer wavelet transform