actually it might have been his DLSS talk... not 100% sure the talks are very similar... <a href="http:&#x2F;&#x2F;videolectures.net&#x2F;deeplearning2015_montreal&#x2F;" rel="nofollow">http:&#x2F;&#x2F;videolectures.net&#x2F;deeplearning2015_montreal&#x2F;</a>