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基于OPRAm的三维相对方位关系模型

, PP. 1535-1540

Keywords: 人工智能,空间推理,相对方位关系,OPRAm,3DOPRAm

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Abstract:

OPRAm是研究二维相对方位关系的经典模型之一,但解决实际问题通常需要考虑多维空间中的方位关系,为了表达三维空间中点对象间相对方位关系,将xoy平面相对方位和z轴相对方位相结合;通过定义与之相对应的能表达相对方位信息的两个相对角得到3DOPRAm模型,并给出其在多粒度下的形式化定义及逆关系。给出了3DOPRAm模型的概念邻域。最后用其基于动作的邻域关系描述汽车导航问题。结果表明,本文提出的模型能够细致、合理地表达三维空间中点对象间的相对方位关系,在实际中有广泛的应用前景。

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