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Lax pair, auto-Bäcklund transformation and conservation law for a generalized variable-coefficient KdV equation with external-force term.
Yuping Zhang
Jing Liu
Guangmei Wei
Published in:
Appl. Math. Lett. (2015)
Keyphrases
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external force
active contours
vector field
force field
pairwise
gradient vector flow
deformable models
active contour model
electric field
weak edges
velocity field
regularization term
level set method
motion estimation
prior knowledge
multiscale
image sequences
gradient vector
image segmentation