Joint Bi-Watermarking and Halftoning Technique Capability for Both Tampered Areas Localization and Recovery of Still Image.
Soo-Chang PeiYi-Chong ZengPublished in: ICIP (3) (2007)
Keyphrases
- image authentication
- tampering detection
- image content
- digital images
- input image
- multiscale
- image processing operations
- image segmentation
- gray scale images
- gray scale
- image features
- fragile watermarking
- inverse halftoning
- image data
- image regions
- test images
- object localization
- watermarking technique
- copyright protection
- watermark embedding
- image representation
- edge detection
- single image
- image watermarking
- denoising
- high resolution
- image retrieval
- watermarking scheme
- gaussian noise
- additive noise
- image blocks
- color images