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Noise-robust color edge detector using gradient matrix and anisotropic Gaussian directional derivative matrix.
Fu-Ping Wang
Peng-Lang Shui
Published in:
Pattern Recognit. (2016)
Keyphrases
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edge detector
figure of merit
gradient vector
edge detection
zero crossing
step edges
edge orientation
signal to noise ratio
color images
image processing
color information
gray level
image structure
edge map
structure tensor