A Combined DWT and DCT Watermarking Scheme Optimized Using Genetic Algorithm.
Mingzhi ChengYan LiYajian ZhouMin LeiPublished in: J. Multim. (2013)
Keyphrases
- watermarking scheme
- jpeg compression
- digital watermarking
- digital watermark
- watermark detection
- image watermarking
- geometric attacks
- dct coefficients
- jpeg images
- watermarking algorithm
- discrete wavelet transform
- watermarked image
- copyright protection
- image authentication
- spread spectrum
- digital image watermarking
- discrete cosine transform
- video watermarking
- geometric distortions
- watermarking technique
- low frequency
- dct domain
- image watermarking scheme
- semi fragile
- error correction
- lossy compression
- digital images
- reversible watermarking
- multiresolution
- transform domain
- high frequency
- watermark extraction
- frequency domain
- compressed domain
- filter bank
- wavelet coefficients
- subband
- wavelet transform
- multiscale
- multimedia