A robust image watermarking technique based on spectrum analysis and pseudorandom sequences.
Anastasios L. KesidisBasilios GatosPublished in: VISAPP (1) (2007)
Keyphrases
- watermarking technique
- pseudorandom
- digital images
- image watermarking
- data hiding
- geometric distortions
- spectrum analysis
- uniformly distributed
- digital content
- input image
- watermarking scheme
- copyright protection
- digital watermarking
- multiscale
- image data
- watermarking algorithm
- secret key
- feature selection
- high frequency
- frequency domain
- image quality
- edge detection
- spread spectrum
- similarity measure