Cryptanalysis of Block Based Spatial Domain Watermarking Schemes.
Tanmoy Kanti DasPublished in: INDOCRYPT (2003)
Keyphrases
- spatial domain
- watermarking scheme
- motion estimation
- transform domain
- watermarked image
- frequency domain
- discrete cosine transform
- wavelet domain
- jpeg compression
- motion compensation
- digital watermarking
- additive noise
- error correction
- image authentication
- dct coefficients
- watermarking algorithm
- spread spectrum
- watermarking technique
- dct domain
- copyright protection
- secret key
- watermark embedding
- data hiding
- discrete wavelet transform
- watermarking method
- geometric distortions
- motion vectors
- video compression
- video coding
- inter frame
- digital watermark
- image sequences
- cover image
- secret message
- reference frame
- image data
- computational complexity
- face recognition