Wavelet Transform Based Digital Watermarking for Image Authentication.
Min-Jen TsaiHsiao-Ying HungPublished in: ACIS-ICIS (2005)
Keyphrases
- image authentication
- digital watermarking
- discrete wavelet transform
- wavelet coefficients
- copyright protection
- watermarking scheme
- digital images
- wavelet transform
- wavelet domain
- watermarking algorithm
- multiscale
- image watermarking
- jpeg compression
- denoising
- digital signature
- multiresolution
- spread spectrum
- public key
- watermarking technique
- subband
- error correction
- multimedia content
- high frequency
- digital content
- lossy compression
- geometric distortions
- noisy images
- watermark embedding