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    Chapter and Conference Paper

    A Log-Based Cache Consistency Control of Spatial Databases in Mobile Computing Environments

    In mobile client/server computing environments, mobile clients make access to their server to get interested data and then are disconnected because of high cost of wireless communication. Mobile clients usuall...

    Kyounghwan An, Bonggi Jun, Jietae Cha in Database Systems for Advanced Applications (2004)

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    Chapter and Conference Paper

    Dynamic Splitting Policies of the Adaptive 3DR-Tree for Indexing Continuously Moving Objects

    Moving-objects databases need a spatio-temporal indexing scheme for moving objects to efficiently process queries over continuously changing locations of the objects. A simple extension of the R-tree that empl...

    Bonggi Jun, Bonghee Hong, Byunggu Yu in Database and Expert Systems Applications (2003)