hi there today we're looking at Excel net generalized auto regressive pre-training for language understanding by Jill and yang and other people from Carnegie Mellon University as well as Google brain so this is kind of a the elephant in the room currently as Excel net is the first model to beat Bert which was the previous state of the art and a lot of NLP tasks to be burped at a lot of these same NLP tasks so the chief state of the art result on 18 of of 20 tasks I believe maybe they test one they outperform Bert on 20 the chief state of