There was also a video presentation by Peter Norvig posted a few days ago explaining research at Google done in collaboration with Geoffrey Hinton from the Univ

There was also a video presentation by Peter Norvig posted a few days ago explaining research at Google done in collaboration with Geoffrey Hinton from the University of Toronto on deep learning at Google: http://news.ycombinator.com/item?id=4733387 http://news.ycombinator.com/item?id=4733387