This paper mainly discusses new model for the qualitative spatial reasoning by the combination of the MBR and rectangle algebra which is based on the cardinal direction relations.
论文重点介绍了基于主方向物体MBR(MinimumBoundRectangle)与矩形代数(Rectanglealgebra)理论相结合对物体空间方向关系进行表述的一个新型模型。