Robuta

https://revistas.uh.cu/invoperacional/article/view/6755 ON THE DISTANCE FROM A POINT TO A QUADRIC SURFACE | Investigación Operacional on the quadric surface distance point operacional https://researchwith.njit.edu/en/publications/geometric-property-estimation-from-3d-range-data-points-aided-by-/ Geometric property estimation from 3D range data points aided by local quadric surface fitting -... geometric property data points quadric surface estimation range