Perceptual image hashing based on structural fractal features of image coding and ring partition.
Fares KhelaifiHongjie HePublished in: Multim. Tools Appl. (2020)
Keyphrases
- image coding
- block coding
- fractal coding
- image features
- matching pursuit
- fractal image coding
- wavelet transform
- filter bank
- test images
- multiscale
- image data
- input image
- image classification
- image coding algorithm
- binary patterns
- image blocks
- compression ratio
- coding efficiency
- keypoints
- image compression
- image retrieval
- feature extraction
- feature vectors
- image segmentation
- vector quantizer
- region of interest
- lapped transforms
- bit plane
- natural images
- arithmetic coder
- image coder
- vector quantization
- pattern recognition