A Kohonen's Self Organizing Feature Map m-file has been written to learn three types of 3d shapes 1) the sphere , 2) the cylinder 3) the cone. the map is a 2d mesh which will learn the shape and cover it.
ammar al jodah (2020). Kohonen's Self Organizing Feature Map (https://www.mathworks.com/matlabcentral/fileexchange/46644-kohonen-s-self-organizing-feature-map), MATLAB Central File Exchange. Retrieved .