Walid G. Aref

Professor of Computer Science

Joined department: 1999
BSc, Alexandria University, Egypt, Computer Science (1983)
MSc, Alexandria University, Egypt, Computer Science (1986)
PhD, University of Maryland at College Park, Computer Science (1993)

Walid G. Aref is a professor of computer science at Purdue. His research interests are in extending the functionality of database systems in support of emerging applications, e.g., spatial, spatio-temporal, multimedia, biological, and sensor databases. He is also interested in query processing, indexing, data mining, and geographic information systems (GIS). Professor Aref's research has been supported by the National Science Foundation, the National Institute of Health, Purdue Research Foundation, Qatar National Research Foundation, CERIAS, Panasonic, and Microsoft Corp. In 2001, he received the CAREER Award from the National Science Foundation and in 2004, he received a Purdue University Faculty Scholar award. Professor Aref is a member of Purdue's CERIAS and Discovery Park Cyber Center. He is an associate editor of the ACM Transactions of Database Systems (ACM TODS) and has been an editor of the VLDB Journal. He is a senior member of the IEEE, and a member of the ACM. Professor Aref is an executive committee member and the past chair of the ACM Special Interest Group on Spatial Information (SIGSPATIAL).

Selected Publications
Ahmed M. Aly, Walid G. Aref, Mourad Ouzzani, "Spatial Queries with Two kNN Predicates", Proceedings of the VLDB Endowment (PVLDB),, Vol. 5, No. 11, pp. 1100-1111, 2012
Thanaa M. Ghanem, Ahmed K. Elmagarmid, Paul Larson, Walid G. Aref, "Supporting Views in Data Stream Management Systems", ACM Transactions on Database Systems,, Vol. 35, No. 1, pp. 1-47, 2010.
Long-Van Nguyen-Dinh, Walid G. Aref, Mohamed F. Mokbel, "Spatio-Temporal Access Methods: Part 2 (2003 - 2010)", IEEE Data Engineering Bulletin,, Vol. 33, No. 2, pp. 46-55, 2010.