davideberly / GeometricTools

A collection of source code for computing in the fields of mathematics, geometry, graphics, image analysis and physics.
Boost Software License 1.0
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Fix for the Hessian eigenvectors sign jumps #83

Closed melnikovsky closed 6 months ago

melnikovsky commented 6 months ago

A straightforward approach: keep the array of all Hessian eigenvectors and notice the sign of the eigenvector dot-product for adjacent points.