Fast computation of the normal vector field of the surface of a 3-D discrete object.

Alexandre Lenoir Rémy Malgouyres Marinette Revenu

Published in: DGCI (1996)

Keyphrases

vector field
normal direction
gradient field
optical flow
d objects
normal vectors
scalar field
external force
critical points
three dimensional
velocity field
moving objects
region growing
surface shape
gray scale
motion estimation
color images
computer vision