Multilevel Multipurpose Watermarking Schemes for PPT Documents.
Lei LiHong-Jun ZhangZhe-Ming LuPublished in: J. Inf. Hiding Multim. Signal Process. (2022)
Keyphrases
- watermarking scheme
- image authentication
- digital watermarking
- copyright protection
- document collections
- error correction
- watermarking algorithm
- metadata
- yields high quality
- jpeg compression
- video watermarking
- information retrieval
- image content
- blind watermarking
- public key
- geometric distortions
- spread spectrum
- image watermarking scheme
- non stationary
- watermarking method
- digital images
- digital libraries
- robust watermarking scheme