Multiple watermarking for copyright protection using DWT and dual-tree CWT.
Sushila KambleVikas MaheshkarSuneeta AgarwalVinay Kumar SrivastavaPublished in: Int. J. Intell. Eng. Informatics (2011)
Keyphrases
- image denoising
- dual tree
- discrete wavelet transform
- copyright protection
- wavelet domain
- digital watermarking
- watermarking algorithm
- wavelet coefficients
- denoising
- image watermarking
- shift invariant
- wavelet transform
- digital images
- robust watermarking
- dt cwt
- jpeg compression
- image processing
- watermarking scheme
- image authentication
- multiresolution
- subband
- watermarking method
- multimedia content
- digital watermark
- high frequency
- spread spectrum
- geometric attacks
- watermarking technique
- multimedia data
- watermark embedding
- information hiding
- feature vectors
- wavelet packet
- image fusion
- low frequency
- visual information
- digital image watermarking
- error correction