Investigation of the effects on embedded watermarks under image manipulations.
Nilesh MotiTheo G. SwartPublished in: AFRICON (2017)
Keyphrases
- watermarking technique
- image data
- input image
- image features
- single image
- image representation
- image analysis
- digital images
- image content
- edge detection
- image classification
- image authentication
- multiscale
- watermarked image
- image segmentation
- test images
- image pixels
- feature points
- watermarking algorithm
- low frequency
- high resolution
- image watermarking
- high frequency
- geometric distortions
- semi fragile
- copyright protection
- jpeg compression
- watermarking scheme
- spatial domain
- signal processing
- similarity measure