Image-Adaptive Watermarking Algorithm to Improve Watermarking Technology for Certain WaterMarking Based on DWT and Chaos.
LingFeng ZhangXine YouYuping HuPublished in: CSISE (1) (2011)
Keyphrases
- watermarking algorithm
- image watermarking
- geometric attacks
- jpeg compression
- lossy compression
- image authentication
- watermarking technique
- watermark detection
- digital watermarking
- spread spectrum
- watermarking scheme
- embedded image
- semi fragile
- digital image watermarking
- wavelet domain
- geometric distortions
- signal processing
- watermarking method
- median filtering
- copyright protection
- image processing operations
- digital watermark
- watermark embedding
- discrete wavelet transform
- tamper detection
- image watermarking scheme
- integer wavelet transform
- image normalization
- digital images
- additive noise
- multiscale
- dct coefficients
- image data
- watermarked image
- embedded watermark
- multiresolution
- jpeg images
- image processing
- input image
- digital image watermarking scheme
- data hiding
- low frequency
- high frequency
- wavelet coefficients
- image segmentation