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Distortion adaptive Sobel filters for the gradient estimation of wide angle images.
Antonino Furnari
Giovanni Maria Farinella
Arcangelo Ranieri Bruna
Sebastiano Battiato
Published in:
J. Vis. Commun. Image Represent. (2017)
Keyphrases
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wide angle
edge detection
gradient estimation
radial distortion
camera lens
input image
three dimensional
image features
field of view
image registration
computer vision
distortion correction
region of interest
variance reduction
human head