A novel image hash algorithm resistant to print-scan.
Di WuXuebing ZhouXiamu NiuPublished in: Signal Process. (2009)
Keyphrases
- test images
- k means
- segmentation algorithm
- region of interest
- similarity measure
- estimation algorithm
- computational complexity
- image data
- image inpainting
- gradient information
- reconstruction method
- image processing algorithms
- matching process
- matching algorithm
- single image
- detection algorithm
- objective function
- geometric constraints
- image retrieval
- distance transform
- dynamic programming
- segmentation method
- energy function
- image representation
- image content
- image features
- image matching
- image set
- input image
- data structure
- optimal solution
- gaussian noise
- geometric distortions
- multiscale
- image segmentation