Embedding Image Watermarks into Local Linear Singularity Coefficients in Ridgelet Domain.
Liang XiaoZhihui WeiHuizhong WuPublished in: VSMM (2006)
Keyphrases
- watermarking technique
- multiscale
- image authentication
- input image
- image data
- image features
- test images
- high resolution
- image content
- scale space
- ridgelet transform
- denoising algorithm
- pixel values
- edge detection
- digital images
- image retrieval
- image segmentation
- gray level
- watermarking algorithm
- image denoising
- wavelet domain
- multiresolution analysis
- watermark detection
- curvelet transform
- integer wavelet transform