He is an associate director of the ROSE lab at NTU. He had a joint appointment at the Advanced Digital Science Center (operated by UIUC) as a research scientist from 2010 to 2014. He received his PhD degree in Electrical and Computer Engineering, University of Illinois at Urbana-Champaign. His research interests include artificial intelligence, deep learning, and computer vision. He is a recipient of the Harriett & Robert Perry Fellowship, CS/AI award, best paper awards from PREMIA and top 10 percent paper awards from MMSP. He supervised a team to achieve top 5 in the ImageNet challenge on scene classification in 2015 and 2016 respectively. His technologies have been used by more than 5 international companies.