A New Watermarking Algorithm for Withstanding Geometric Attacks Based on Image Content.
Xiangsheng WuDicheng YinPublished in: ICIG (2009)
Keyphrases
- image content
- geometric attacks
- watermarking algorithm
- image watermarking
- image database
- digital image watermarking
- jpeg compression
- signal processing
- watermarking scheme
- image retrieval
- image data
- copyright protection
- wavelet domain
- image representation
- image features
- image regions
- digital watermarking
- spread spectrum
- dct coefficients
- cbir systems
- watermarking method
- lossy compression
- median filtering
- geometric distortions
- watermarking technique
- watermark detection
- image normalization
- frequency domain
- pattern recognition