Robust locally linear embedding using penalty functions.

Manda Winlaw Leila Samimi Dehkordy Ali Ghodsi Robust locally linear embedding using penalty functions. 2305-2312 2011 IJCNN http://dx.doi.org/10.1109/IJCNN.2011.6033516 conf/ijcnn/2011 db/conf/ijcnn/ijcnn2011.html#WinlawDG11