Embedding digital watermarks in halftone screens.
Shen-Ge WangKeith T. KnoxPublished in: Security and Watermarking of Multimedia Contents (2000)
Keyphrases
- data hiding
- watermarking technique
- watermarking algorithm
- spread spectrum
- digital images
- digital content
- watermarking scheme
- gray scale
- semi fragile watermarking
- data embedding
- vector space
- signal processing
- error correction
- discrete wavelet transform
- copyright protection
- image watermarking
- watermark embedding
- multiresolution
- cover image
- watermark detection
- image segmentation