Application of blurring filters to improve detection of invisible image watermarks.
Gordon W. BraudawayFrederick C. MintzerPublished in: Security and Watermarking of Multimedia Contents (2003)
Keyphrases
- image data
- edge detection
- input image
- image content
- multiscale
- image filtering
- single image
- image features
- space variant
- high resolution
- image segmentation
- digital images
- image authentication
- image retrieval
- image watermarking
- watermark detection
- object detection
- geometric distortions
- pixel values
- complex scenes
- lossy compression
- bandpass
- bilateral filter