Browsing by Author "Zhang, Xiaotong"

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Browsing by Author "Zhang, Xiaotong"

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  • Liu, Weiming; Zhang, Xiaotong; Li, Sanjiang; Ying, Mingsheng (Elsevier Inc, 2010)
    Direction relations between extended spatial objects are important commonsense knowledge. Recently, Goyal and Egenhofer proposed a relation model, known as the cardinal direction calculus (CDC), for representing direction ...
  • Zhang, Xiaotong; Liu, Weiming; Li, Sanjiang; Ying, Mingsheng (AAAI Press, 2008)
    Direction relations between extended spatial objects are important commonsense knowledge. Recently, Goyal and Egenhofer proposed a formal model, called Cardinal Direction Calculus (CDC), for representing direction relations ...