Image Data Hiding Technique Using Discrete Fourier Transformation.
Debnath BhattacharyyaTai-Hoon KimPublished in: UCMA (2) (2011)
Keyphrases
- data hiding
- fourier transformation
- data hiding scheme
- tamper detection
- secret message
- embedded image
- watermarking technique
- multiscale
- spread spectrum
- image data
- image authentication
- high capacity
- cover image
- reversible data hiding
- edge detection
- input image
- error correction
- image segmentation
- pixel values
- discrete fourier transform
- test images
- spatial domain
- data embedding