February 21, 2026 Balakrishnan, H., Hwang, I., Tomlin, C. “State estimation for hybrid systems: applications to aircraft tracking” IEE Proceedings – Control Theory and Applications 153.5 (2006): 556. Print. Share this Related Stories See all news MIT community members elected to the National Academy of Engineering for 2026 How MIT’s 10th president shaped the Cold War See all news