@unpublished{dayan:helmholtz, title = {The {H}elmholtz Machine}, author = {Peter Dayan and Geoffrey E. Hinton and Radford M. Neal and Richard S. Zemel}, year = {1994}, biburl = {http://www.bibsonomy.org/bibtex/2ae69b0aabd40b526e3a0b5057b3c1569/idsia}, priority = {2}, citeulike-article-id = {2376368}, comment = {From the Connectionists mailing list}, keywords = {nn } }