i need the rest of the time to talk to gurjit singh. and we will talk to ayasdi -- >>> welcome back to "press: here." if you are just joining us we were talking to venture capitalist have a node could say las about ayasdi. he has joined the u.s. government's department of defense in funding the big data company. big data is a big buzzword. one of our challenges is describing how ayasdi does big data differently through topological analysis. the shape of data can tell you something about the data. stay with us, it's easier than you think. this is a graph of my salary over time starting with my first job out of college. the shape shows -- the shape of the data shows i'm generally on the right path. here is a graph showing eruptions of old faithful, shape tells us there are two a day, one is much bigger than the other. that's easy stuff one year regression. let's step up to what ayasdi done. this is a graph of data of knee replacements performed by a president who. i cannot interpret this data at all but the mathematicians and computers at