Shun-ichi Amari Hyeyoung Park Tomoko Ozeki Geometrical Singularities in the Neuromanifold of Multilayer Perceptrons. 343-350 2001 conf/nips/2001 NIPS http://www-2.cs.cmu.edu/Groups/NIPS/NIPS2001/papers/psgz/LT03.ps.gz db/conf/nips/nips2001.html#AmariPO01