Semi-Fragile Zernike Moment-Based Image Watermarking for Authentication.
Hongmei LiuXinzhi YaoJiwu HuangPublished in: EURASIP J. Adv. Signal Process. (2010)
Keyphrases
- image watermarking
- image authentication
- digital watermarking
- jpeg compression
- moment invariants
- zernike moments
- watermarking algorithm
- copyright protection
- watermarking scheme
- spread spectrum
- digital images
- watermarking technique
- watermark embedding
- lossy compression
- discrete wavelet transform
- watermarking method
- affine transformation
- image reconstruction
- additive noise
- gaussian noise
- feature vectors
- geometric distortions
- dct coefficients
- watermarked image
- pattern recognition
- watermark detection
- digital content
- signal processing
- peak signal to noise ratio
- noisy images
- multimedia data
- image representation
- spatial domain
- multimedia content
- image data
- multiresolution
- video sequences
- image processing