Image authentication based on robust image hashing with geometric correction.
Ram Kumar KarshArunav SaikiaRabul Hussain LaskarPublished in: Multim. Tools Appl. (2018)
Keyphrases
- image authentication
- tamper detection
- semi fragile watermarking
- watermarking technique
- image content
- input image
- watermarking scheme
- public key
- image representation
- image classification
- image data
- image regions
- image editing
- image features
- digital watermarking
- high resolution
- geometric transformations
- multiscale
- edge detection
- image retrieval
- watermarking algorithm
- jpeg compression
- noisy images
- lossy compression
- copyright protection
- geometric distortions
- test images
- image segmentation
- additive noise
- low frequency
- pixel values
- image reconstruction