Title :
A Comment on “Asymptotically Optimal Detection for Additive Watermarking in the DCT AND DWT Domains”
Author :
Nadarajah, Saralees ; Kotz, Samuel
Author_Institution :
Manchester Univ.
fDate :
4/1/2007 12:00:00 AM
Abstract :
For original paper, see Nikolaidis and Pitas (IEEE Trans. Image Process., vol.12, no.5, p.563-71, May 2003). Explicit expressions are derived for the Fisher information for the generalized Gaussian noise model considered by Nikolaidis and Pitas
Keywords :
Gaussian noise; discrete cosine transforms; discrete wavelet transforms; image coding; watermarking; DCT; DWT; Fisher information; additive watermarking; asymptotically optimal detection; generalized Gaussian noise model; Additive noise; Detectors; Discrete cosine transforms; Discrete wavelet transforms; Equations; Gaussian noise; Maximum likelihood estimation; Probability density function; Watermarking; Wavelet domain; Algorithms; Computer Graphics; Computer Security; Data Compression; Image Interpretation, Computer-Assisted; Patents as Topic; Pattern Recognition, Automated; Product Labeling; Signal Processing, Computer-Assisted;
Journal_Title :
Image Processing, IEEE Transactions on
DOI :
10.1109/TIP.2006.891349
