Computes Least Squares Intersection of Multiple 3D Vectors. Useful for estimating Focus of Expansion (FOE) Potential use for Autonomous Navigation driven by single camera vision.
Translated (line by line) from a function written by Anders Eikenes:
https://www.mathworks.com/matlabcentral/fileexchange/37192-intersection-point-of-lines-in-3d-space