Embedding watermarks into both DC and AC components of DCT.
Yujin ZhangTing ChenJuan LiPublished in: Security and Watermarking of Multimedia Contents (2001)
Keyphrases
- watermarking algorithm
- watermark detection
- digital images
- dct coefficients
- vector space
- discrete cosine transform
- image watermarking
- watermarking scheme
- digital watermark
- watermarked image
- watermarking technique
- jpeg compression
- dct domain
- transform domain
- digital watermarking
- spatial domain
- image authentication
- arc consistency
- jpeg images
- image compression
- spread spectrum
- watermark embedding
- dimensionality reduction
- image processing