计算机科学 ›› 2017, Vol. 44 ›› Issue (8): 187-192.doi: 10.11896/j.issn.1002-137X.2017.08.033
李敬雯,刘宇雷,秦小麟
LI Jing-wen, LIU Yu-lei and QIN Xiao-lin
摘要: 在室内空间的移动对象管理中,如何建立数据模型是要解决的首要问题。随着情境感知信息系统的发展,情境的概念得到越来越多的关注,如何在室内空间数据管理中融入情境信息已经成为人们关注的焦点问题。针对这一问题,综合考虑几何、拓扑、情境3类信息,建立了一个情境相关的双层室内空间数据模型。在分析了经典的空间划分方法后,提出了室内空间细粒度划分方法,并给出其形式化定义;引入层次互补的思想来组织室内空间,采用本体的方法将情境信息加入到模型中,使该模型对室内空间的表达更加灵活;最后,通过实例分析和列举模型的优势说明了建模方法的可行性和有效性。
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