A local orientation coherency weighted color gradient for edge detection.

Published in: ICIP (3) (2005)

Keyphrases

edge detection
multiscale
image processing
color images
noisy images
edge detector
anisotropic diffusion
edge information

step edges
edge orientation
edge detection algorithm
gradient magnitude
spatial frequency
zero crossing
image enhancement
color information

gradient information
color space
region growing
gabor filters
gabor filtering
directional filters
recursive filtering
color features

signal to noise ratio
edge points
noise estimation
orientation estimation
weighted sum
color histogram
position and orientation
scale space