She received her B.S. degree in CS from Ewha Womans University in 1998, and M.S. and Ph.D. degrees from the Dept. of CSE at POSTECH in 2000 and 2004, respectively. She was a Post-doc fellow at INRIA, France from Oct. 2004 to Sep. 2005 and at School of Computer Science, University of Waterloo, Canada from Nov. 2005 to Oct. 2006. Her research interests include traffic measurement, M2M network and service management, and mobile abnormality detection and prediction.