A Novel DWT Based Blind Watermarking for Image Authentication.
S. S. SujathaM. Mohamed SathikPublished in: Int. J. Netw. Secur. (2012)
Keyphrases
- blind watermarking
- image authentication
- watermarking scheme
- jpeg compression
- digital watermarking
- image watermarking
- copyright protection
- tamper detection
- watermarking algorithm
- discrete wavelet transform
- spread spectrum
- transform domain
- geometric distortions
- watermarking technique
- error correction
- dct coefficients
- high frequency
- watermark embedding
- multiresolution
- signal processing
- frequency domain
- face recognition
- wavelet transform
- denoising
- image processing
- spatial domain