Dr. Xiong's general area of research is data and knowledge engineering, with a focus on developing effective and efficient data analysis techniques for emerging data intensive applications. His research has been supported in part by the National Science Foundation (NSF), IBM Research, SAP Corporation, Panasonic USA Inc., Awarepoint Corp., Citrix Systems Inc., and Rutgers University. He has published prolifically in refereed journals and conference proceedings, such as IEEE Transactions on Knowledge and Data Engineering, the VLDB Journal, INFORMS Journal on Computing, Machine Learning, IEEE Transactions on Mobile Computing (TMC) , and ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD). His book, titled "Encyclopedia of GIS", has been recognized as the Top 10 Most Popular Computer Science Book authored by Chinese Scholars at Springer.