Detecting Hidden Information from a Spread Spectrum Watermarked Signal by Genetic Algorithm.
Saeed SedghiHabib Rajabi MashhadiMorteza KhademiPublished in: IEEE Congress on Evolutionary Computation (2006)
Keyphrases
- spread spectrum
- hidden information
- watermarked image
- watermarking scheme
- information hiding
- image watermarking
- digital watermarking
- watermarking algorithm
- spatial domain
- digital images
- data hiding
- watermark detection
- signal processing
- jpeg compression
- copyright protection
- singular values
- watermarking technique
- additive noise
- frequency domain
- low frequency
- watermark embedding
- communication systems
- wavelet domain
- error correction
- transform domain
- lossy compression
- pixel values
- high frequency
- test images
- image processing
- dct domain
- singular value decomposition
- remote sensing
- discrete wavelet transform