A Phase Congruency Based Document Binarization.

Hossein Ziaei Nafchi Hamidreza Rashidy Kanan

Published in: ICISP (2012)

Keyphrases

phase congruency
binarization method
document images
feature detection
image structure
infrared images
feature maps
gray value
infrared
preprocessing
retinal images
orientation estimation
keywords
edge detection
scale space
gray level