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Gradient of the Objective Function for an Anisotropic Centroidal Voronoi Tessellation (CVT) - A revised, detailed derivation.
Giacomo Parigi
Marco Piastra
Published in:
CoRR (2014)
Keyphrases
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voronoi tessellation
objective function
optimal solution
optimization problems
cost function
structure tensor
steepest descent method
anisotropic diffusion
linear programming
weighted sum
voronoi diagram
neural network
constrained optimization
tensor field
edge detection
gradient direction