A New Scheme for Digital Watermarking of Color Image Based on DCT and (2, 2) Visual Cryptography.
Simeng LiuFuwei WangWeimin WangPublished in: FAIML (2023)
Keyphrases
- visual cryptography
- digital watermarking
- secret sharing scheme
- digital watermark
- image authentication
- digital images
- copyright protection
- color images
- secret sharing
- watermarking technique
- watermarking scheme
- discrete wavelet transform
- secret image
- error diffusion
- watermarking algorithm
- jpeg compression
- key management
- data hiding
- digital content
- lossy compression
- discrete cosine transform
- multimedia content
- image compression
- computer vision
- spread spectrum
- spatial domain
- halftone images
- image processing