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>> for us, we have been working with speech for years and we have introduced clinical langle "wall street journal" and understanding. today we have approximately 50% of the physicians in the u.s. use our technology. so we have found a way through speed, accuracy the physicians say, hey, this helps me deliver patient care. this is a value add. i just see watson being an extremely valuable expansion to that. >> my next question for dr. ferucci, where did the name watson come from and what applications do you see for watson? dave said he didn't see operating. >> watson was named after thomas j. w...

This. >> thanks to all of you. >> thank you. >> for links to ibm's watson website go to the facebook account and the twitter feed. head to ali's blog. all the information is there. very interesting stories. let's turn now to politics. it's time for the political ub date. another senator retired this year and the tea party picked its keynote speaker for the next big gathering. paul steinhauser joins me live from washington. hey, paul. >> hey, john. a busy afternoon in politics. we just confirmed that retirement. it's jeff dingeman of new mexico. he'll announce he went be running for re-election...

New ideas in innovations and one of our favorite big is is watson the computer. watson put the smackdown on two mew man contestants on "jeopardy!" take a look. >> we are looking at brand stoker and we find who is braham stoker and the wager? and a two-day total of $77,147. >> who knew you could be riveted by watching a computer on television. so in the battle of man versus the machine, the machine won on this one. let's really compare the two here. "usa today" published a great comparison. watson weighs, get this, 1,190 pounds compared to a human's brain which weighs three pounds. it took ibm ...

Power ibm has 2,800. humans have 1 billion neurons. and computations per second watson has 200 trillion. humans have 100,000 trillion. i can't even imagine that number. watson has us beat on memory. watson is big and bad. we were riveted when we watched him, those of us who did watch him. it's not just about game show antics. there are very real medical uses for this technology. i want to bring in ibm's chief sicientist for watson and dr. herbert chase, a professor of clinical medicine at columbia university. thanks to both of you for joining us. both of you are in our new york stewudios and h...