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City Chicago / / Company Microsoft Corp. / Let Sa / TruePosition / / / Facility Purdue University / / IndustryTerm post-processing step / search performance / location centric services / repository server / scale applications / pre-processing tools / Location detection devices / query processing / wireless users / management services / location-aware services / navigational services / incremental processing / mobile telephone services / data management / wireless service providers / post-processing / location-aware computing environment / wireless links / branch-and-bound algorithm / cellular telephone technologies / personal locator technologies / cell-phone based systems / reasonable query processing times / subscription services / spatial applications / / MusicAlbum I/O / / Organization Moving Objects S. Prabhakar Y. Xia D. Kalashnikov W. G. Aref S. Hambrusch Department of Computer Sciences Purdue University West Lafayette / National Science Foundation / Purdue University / / Person Aref S. Hambrusch / / Product SafeDist / Kalashnikov / / PublishedMedium IEEE Transactions on Computers / / Technology GPS technology / personal locator technologies / SafeDist algorithm / cellular telephone technologies / GPS / branch-and-bound algorithm / / SocialTag 
Appeared in IEEE Transactions on Computers, Vol. 51, No. 10, pp[removed], Oct[removed]Query Indexing and Velocity Constrained Indexing: Scalable Techniques for Continuous Queries on Moving Objects S. Prabhakar Y. Xia D