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    SPLZ: An efficient algorithm for single source shortest path problem using compression method

    Efficient solution of the single source shortest path (SSSP) problem on road networks is an important requirement for numerous real-world applications. This paper introduces an algorithm for the SSSP problem u...

    **gwei Sun, Guangzhong Sun in GeoInformatica (2016)

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    Efficient processing of top-k queries: selective NRA algorithms

    Efficient processing of top-k queries has drawn increasing attention from both industry and academia due to its varied applications. Lower access cost is a crucial concern for a top-k query processing. Typically,...

    **g Yuan, Guangzhong Sun, Tao Luo, Defu Lian… in Journal of Intelligent Information Systems (2012)