Digital watermark extraction in wavelet domain using hidden Markov model.
Marzieh AminiM. Omair AhmadM. N. S. SwamyPublished in: Multim. Tools Appl. (2017)
Keyphrases
- hidden markov models
- wavelet domain
- digital watermark
- image watermarking scheme
- discrete wavelet transform
- spatial domain
- jpeg compression
- digital watermarking
- watermarking algorithm
- wavelet coefficients
- denoising
- multiresolution
- multiscale
- wavelet transform
- human visual system
- subband
- wavelet decomposition
- copyright protection
- image denoising
- speech recognition
- watermarking scheme
- image watermarking
- high frequency
- watermarked image
- frequency domain
- additive noise
- watermarking technique
- image compression
- transform domain
- motion estimation
- image processing
- image quality
- image processing operations
- similarity measure