Robust image hashing using ring-based entropies.

Zhenjun Tang Xianquan Zhang Liyan Huang Yumin Dai

Published in: Signal Process. (2013)

Keyphrases

image noise
image data
input image
multiscale
image features
image segmentation
low level
single image
geometric distortions
partial occlusion
image classification
image pixels
template matching
image retrieval
image regions
test images
region of interest
data structure
lighting conditions
image content
image representation
feature points
image registration
image collections
segmentation algorithm
object recognition
geometric transformations