Image Fingerprinting with Multi-Bits Watermark.
Young-Ho SuhWon Gyum KimJong-Weon KimChi-Jung HwangPublished in: Security and Management (2003)
Keyphrases
- multiscale
- image processing operations
- image data
- image retrieval
- input image
- watermarking technique
- image blocks
- image content
- edge detection
- image segmentation
- test images
- image features
- high resolution
- geometric distortions
- image authentication
- cover image
- digital images
- secret message
- auto correlation
- image processing
- discrete cosine transformation
- digital watermark
- embedded image
- watermark embedding
- copyright protection
- pixel values
- image regions