Wavelet tree based digital image watermarking by adopting the chaotic system for security enhancement.
Min-Jen TsaiPublished in: Multim. Tools Appl. (2011)
Keyphrases
- digital image watermarking
- chaotic systems
- watermarking algorithm
- wavelet neural network
- lyapunov exponents
- wavelet domain
- wavelet transform
- chaotic dynamics
- initial conditions
- wavelet coefficients
- image processing
- multiscale
- adaptive control
- denoising
- multiresolution
- image enhancement
- signal processing
- neural network
- subband
- watermarking technique
- digital libraries
- image watermarking
- feature extraction