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Wave Atom-Based Perceptual Image Hashing Against Content-Preserving and Content-Altering Attacks.
Fang Liu
Lee-Ming Cheng
Published in:
Trans. Data Hiding Multim. Secur. (2015)
Keyphrases
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single image
image analysis
low level
image segmentation
image features
edge detection
image data
input image
multiscale
high resolution
image retrieval
image classification
keypoints
web images
perceptual grouping
metadata
segmentation method
image regions
watermarking technique