Image and watermark registration.
Andrew Z. TirkelCharles F. OsborneThomas E. HallPublished in: Signal Process. (1998)
Keyphrases
- image data
- image processing operations
- input image
- multiscale
- image features
- geometric distortions
- image segmentation
- single image
- registration accuracy
- image content
- image matching
- robust watermarking scheme
- auto correlation
- watermarking technique
- image blocks
- cross correlation
- image analysis
- registration errors
- image retrieval
- image fidelity
- digital watermark
- image registration
- edge detection
- image alignment
- frequency domain
- spatial domain
- test images
- digital images
- segmentation method
- high resolution
- multiresolution
- watermarking scheme
- pixel values
- normalized correlation