He has worked extensively in the field of data mining, with particular interests in data streams, privacy, uncertain data and social network analysis. He has authored 10 books, over 400 papers in refereed venues, and has applied for or been granted over 80 patents. His h-index is 136. Because of the commercial value of his patents, he has received several invention achievement awards and has been designated a Master Inventor at IBM. He has received an IBM Outstanding Technical Achievement Award and a Research Division Award for his contributions to System S, which was the first research prototype of IBM's streaming product (IBM Infosphere Streams). He is a recipient of an IBM Corporate Award (2003) for his work on bio-terrorist threat detection in data streams, a recipient of the IBM Outstanding Innovation Award (2008) for his scientific contributions to privacy technology, and a recipient of two IBM Outstanding Technical Achievement Awards (2008) for his scientific contributions to high-dimensional and data stream analytics. He has received two best paper awards and an EDBT Test-of-Time Award (2014). He is a recipient of the IEEE ICDM Research Contributions Award (2015) and the ACM SIGKDD Innovation Award (2019), which are the two most prestigious awards for influential research in data mining. He is also a recipient of the W. Wallace McDowell Award , the highest award given by the IEEE Computer Society across the field of computer science. He also received the ACM SIGKDD Service Award for service contributions to the data mining community. He has served as the general or program co-chair of the IEEE Big Data Conference (2014), the ICDM Conference (2015), the ACM CIKM Conference (2015), and the KDD Conference (2016). He has served as the editor-in-chief of the ACM SIGKDD Explorations and is currently an editor-in-chief of the ACM Transactions on Knowledge Discovery and Data Mining as well as that of ACM Books. He is serving or has served as associate editor/action editor of several premier journals including the IEEE Transactions on Knowledge and Data Engineering, the IEEE Transactions on Big Data, the Data Mining and Knowledge Discovery Journal , and the Knowledge and Information Systems Journal. He received the IIT Kanpur Distinguished Alumnus Award in 2023. He is a fellow of the IEEE (2010), ACM (2013), and the SIAM (2015) for "contributions to knowledge discovery and data mining algorithms."