locally linear embedding algorithm code write by matlab, just a little update download from http://www.cs.nyu.edu/~roweis/lle/code.html
https://cs.nyu.edu/~roweis/lle/algorithm.html
https://github.com/ArrowLuo/LLE_Algorithm
《Locally linear embedding Algorithm》--Arrow Luo
in run.m
Improve the situation where the eigenvalue is 0