Rama Natarajan Iain Murray Ladan Shams Richard S. Zemel Characterizing response behavior in multisensory perception with conflicting cues. 1153-1160 2008 NIPS http://books.nips.cc/papers/files/nips21/NIPS2008_0865.pdf conf/nips/2008 db/conf/nips/nips2008.html#NatarajanMSZ08