World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
68
Citations
17307
World Ranking
2097
National Ranking
1058

Research.com Recognitions

  • 2018 - IEEE Fellow For contributions to spatio-temporal database indexing and query processing

Overview

Walid G. Aref is affiliated with Purdue University West Lafayette in the United States. Their academic work primarily falls within the broad field of Computer Science, with a focus on several subfields including Computer Networks and Communications, Signal Processing, Information Systems, Computer Vision and Pattern Recognition, and Artificial Intelligence.

The main topics of research covered by Walid G. Aref include:

  • Data Management and Algorithms
  • Advanced Database Systems and Queries
  • Data Mining Algorithms and Applications
  • Graph Theory and Algorithms
  • Distributed Systems and Fault Tolerance
  • Advanced Data Storage Technologies
  • Cloud Computing and Resource Management

Their publication record consists of papers appearing in a variety of frequent venues, such as:

  • arXiv (Cornell University)
  • ACM Transactions on Spatial Algorithms and Systems
  • Proceedings of the VLDB Endowment
  • Leibniz-Zentrum für Informatik (Schloss Dagstuhl)
  • The VLDB Journal

Walid G. Aref has coauthored multiple works with colleagues including Ahmed R. Mahmood, Yeasir Rayhan, Ruihong Wang, Anas Daghistani, and M. TAMER ÖZSU, reflecting a collaborative approach in research projects and publications.

Selected recent papers include:

  • The future is big graphs, 2021, Communications of the ACM
  • A Discrete-Continuous Algorithm for Globally Optimal Free Flight Trajectory Optimization, 2022, Leibniz-Zentrum für Informatik (Schloss Dagstuhl)
  • Horizon, 2021, Proceedings of the VLDB Endowment
  • The case for distributed shared-memory databases with RDMA-enabled memory disaggregation, 2022, Proceedings of the VLDB Endowment
  • LocationSpark: In-memory Distributed Spatial Query Processing and Optimization, 2020, Frontiers in Big Data

In recognition of professional contributions, Walid G. Aref received the IEEE Fellow award in 2018 for work related to spatio-temporal database indexing and query processing.

Best Publications

  • The new Casper: query processing for location services without compromising privacy

    Mohamed F. Mokbel;Chi-Yin Chow;Walid G. Aref

  • Automatic image segmentation by integrating color-edge extraction and seeded region growing

    Jianping Fan;D.K.Y. Yau;A.K. Elmagarmid;W.G. Aref

  • Supporting top- k join queries in relational databases

    Ihab F. Ilyas;Walid G. Aref;Ahmed K. Elmagarmid

  • SINA: scalable incremental processing of continuous queries in spatio-temporal databases

    Mohamed F. Mokbel;Xiaopeing Xiong;Walid G. Aref

  • Query indexing and velocity constrained indexing: scalable techniques for continuous queries on moving objects

    S. Prabhakar;Yuni Xia;D.V. Kalashnikov;W.G. Aref

  • SEA-CNN: scalable processing of continuous k-nearest neighbor queries in spatio-temporal databases

    X. Xiong;M.F. Mokbel;W.G. Aref

  • Security models for web-based applications

    James B. D. Joshi;Walid G. Aref;Arif Ghafoor;Eugene H. Spafford

  • Web Services Business Process Execution Language

    Unknown

  • Web Data Mining

    Unknown

  • Periodicity detection in time series databases

    M.G. Elfeky;W.G. Aref;A.K. Elmagarmid

  • Casper*: Query processing for location services without compromising privacy

    Chi-Yin Chow;Mohamed F. Mokbel;Walid G. Aref

  • Efficient evaluation of continuous range queries on moving objects

    D. Kalashnikov;S. Prabhakar;S. Hambrusch;W. Aref

  • Digital Government Security Infrastructure Design Challenges

    Unknown

  • Digital government security infrastructure design challenges

    J. Joshi;A. Ghafoor;W.G. Aref;E.H. Spafford

  • Scheduling for shared window joins over data streams

    Moustafa A. Hammad;Michael J. Franklin;Walid G. Aref;Ahmed K. Elmagarmid

  • A Distributed Access Control Architecture for Cloud Computing

    A. Almutairi;M. Sarfraz;S. Basalamah;W. Aref

  • LocationSpark: a distributed in-memory data management system for big spatial data

    Mingjie Tang;Yongyang Yu;Qutaibah M. Malluhi;Mourad Ouzzani

  • Trie based method for indexing handwritten databases

    Walid G. Aref

  • ClassView: hierarchical video shot classification, indexing, and accessing

    Jianping Fan;A.K. Elmagarmid;Xingquan Zhu;W.G. Aref

  • Trie structure based method and apparatus for indexing and searching handwritten databases with dynamic search sequencing

    Walid Aref;Daniel Barbara

  • Hash-merge join: a non-blocking join algorithm for producing fast and early join results

    M.F. Mokbel;M. Lu;W.G. Aref

  • Continuous Query Processing of Spatio-Temporal Data Streams in PLACE

    Mohamed F. Mokbel;Xiaopeng Xiong;Moustafa A. Hammad;Walid G. Aref

  • Optimization for Spatial Query Processing

    Walid G. Aref;Hanan Samet

Frequent Co-Authors

Ahmed K. Elmagarmid
Ahmed K. Elmagarmid Qatar Computing Research Institute
Mohamed F. Mokbel
Mohamed F. Mokbel University of Minnesota
Mourad Ouzzani
Mourad Ouzzani Qatar Computing Research Institute
Sunil Prabhakar
Sunil Prabhakar Purdue University West Lafayette
Hanan Samet
Hanan Samet University of Maryland, College Park
Jianping Fan
Jianping Fan University of North Carolina at Charlotte
Ihab F. Ilyas
Ihab F. Ilyas University of Waterloo
Arif Ghafoor
Arif Ghafoor Purdue University West Lafayette
Xingquan Zhu
Xingquan Zhu Florida Atlantic University
Daniel Barbará
Daniel Barbará George Mason University

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