Robust statistics on Riemannian manifolds via the geometric median.

P. Thomas Fletcher Suresh Venkatasubramanian Sarang C. Joshi Robust statistics on Riemannian manifolds via the geometric median. 2008 CVPR http://dx.doi.org/10.1109/CVPR.2008.4587747 conf/cvpr/2008 db/conf/cvpr/cvpr2008.html#FletcherVJ08