A Study of Detection Method of Printed Image Alteration Using Digital Watermark.
Junji OnishiTsukasa OnoPublished in: IWSEC (2006)
Keyphrases
- detection method
- digital watermark
- image data
- detection algorithm
- geometric distortions
- image features
- image processing operations
- region detection
- input image
- image representation
- multiscale
- edge detection
- image segmentation
- high resolution
- image regions
- digital images
- multiresolution
- test images
- additive noise
- jpeg compression