The Perfect NCAA Bracket Is A.I.’s Biggest Sports Challenge Yet When a swarm of humans, moderated by A.I. algorithms, make a choice, it’s usually spot-on. The odds of predicting a perfect NCAA tournament bracket is anywhere from 1.28 billion to 9.2 quintillion, depending on who you ask. ItвЂ™s like trying to scale Mount Everest if it were 29,000 miles tall at the bottom of a deep-sea trench and in the Andromeda galaxy. ItвЂ™s just the kind of challenge the team at San Francisco-based technology firm Unanimous A.I. wants to tackle.