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. Author manuscript; available in PMC: 2011 May 27.
Published in final edited form as: Proc IEEE Comput Soc Conf Comput Vis Pattern Recognit. 2010 Jun;2010:2933–2939. doi: 10.1109/CVPR.2010.5540035

Figure 2.

Figure 2

Ten points on an one-dimensional manifold. Left Mean for the ten points computed using the metric of the ambient space. Right Mean computed using the metric of the submanifold M. Note that the mean can be approximated by using just two points on M, the two points that are closest to the mean on M.