An oblivious fragile watermarking scheme for images utilizing edge transitions in BTC bitmaps.
Yong ZhangZhe-Ming LuDongning ZhaoPublished in: Sci. China Inf. Sci. (2012)
Keyphrases
- edge detection
- image data
- image database
- ground truth
- input image
- image retrieval
- image analysis
- image registration
- three dimensional
- edge detection algorithms
- image features
- segmentation method
- image collections
- edge detection algorithm
- test images
- edge segments
- block truncation coding
- object recognition
- multiscale
- fragile watermarking
- edge orientation
- feature points
- edge information
- image structure
- image regions
- segmentation algorithm
- image quality
- similarity measure