Robust Image Hashing Based on Selective Quaternion Invariance.

Yue-Nan Li Ping Wang Yu-Ting Su

Published in: IEEE Signal Process. Lett. (2015)

Keyphrases

image noise
image data
input image
image representation
image transformations
illumination invariance
image analysis
image features
image classification
geometric distortions
single image
image regions
multiscale
invariant properties
image retrieval
image segmentation
image content
image collections
feature descriptors
image pixels
invariant features
segmentation method
object recognition
image matching
lighting conditions
edge detection
high resolution
illumination invariant
invariant recognition
salt pepper