He received a B.E. in electronics engineering from B.M.S. College of Engineering in Bangalore , India in 1982 , when it was affiliated with Bangalore University , an M.S. in electrical and computer engineering in 1984 from Drexel University , and an M.S. in computer science in 1989 , and a Ph.D. in 1990 , respectively , from the University of Wisconsin-Madison , where he studied Artificial Intelligence and worked with Leonard Uhr .