Digital watermarking in wavelet domain with predistortion for authenticity verification and localization.
Dominique A. WinneHenry D. KnowlesDavid R. BullCedric Nishan CanagarajahPublished in: Security and Watermarking of Multimedia Contents (2002)
Keyphrases
- wavelet domain
- digital watermarking
- discrete wavelet transform
- watermarking algorithm
- digital images
- wavelet coefficients
- spatial domain
- denoising
- wavelet transform
- multiscale
- multiresolution
- human visual system
- image denoising
- high frequency
- copyright protection
- jpeg compression
- subband
- digital watermark
- image watermarking
- spread spectrum
- frequency domain
- watermarking technique
- image processing
- watermarking scheme
- watermark embedding
- video sequences
- dct coefficients
- bitstream
- watermark detection
- multimedia data