Fragile watermark based on the Gaussian mixture model in the wavelet domain for image authentication.
Hua YuanXiao-Ping (Steven) ZhangPublished in: ICIP (1) (2003)
Keyphrases
- wavelet domain
- gaussian mixture model
- image authentication
- watermarking algorithm
- semi fragile watermarking
- watermark embedding
- jpeg compression
- discrete wavelet transform
- digital watermarking
- denoising
- wavelet coefficients
- wavelet transform
- spatial domain
- mixture model
- copyright protection
- multiscale
- multiresolution
- image denoising
- em algorithm
- human visual system
- feature vectors
- image watermarking
- expectation maximization
- subband
- high frequency
- watermarking scheme
- watermarking technique
- maximum likelihood
- spread spectrum
- feature space
- watermarking method
- transform domain
- generative model
- bit rate
- public key
- signal processing
- bitstream
- rate distortion
- feature extraction