拓扑关系谓词,topological relation predicate
1)topological relation predicate拓扑关系谓词
putation method of spatialtopological relation predicates with multiple hierarchies多层次空间拓扑关系谓词的计算方法
英文短句/例句
putation method of spatial topological relation predicates with multiple hierarchies多层次空间拓扑关系谓词的计算方法
2.Research on Topological Queries in Spatio-temporal Databases Based on Topological Relations;基于拓扑关系的时空数据库拓扑查询的研究
3.The relations of severalimportant concepts in topoiogical dynamical systems;拓扑动力系统中几个重要概念的关系
4.Extensive Representation and Realization of Spatial Topological Relation Based on SRC-Ontology基于SRC-Ontology的空间拓扑关系拓展表示方法及实现
5.The criteria on the description and determination of topological relations are topological invariants.拓扑关系形式化描述和区分的标准是拓扑不变量。
6.Research on Equivalency of Spatial Topological Relations in Multiple Representation;多重表达中空间拓扑关系等价性研究
7.Representation and Reasoning of Spatial Topological Relations Based on Cognition;基于认知的空间拓扑关系表示与推理
8.Queries of Spatial Topological Relations Based On Oracle Spatial;基于Oracle Spatial的空间拓扑关系查询
9.Research on a Topology-Aware P2P System Model;一种拓扑相关的P2P系统模型研究
10.Research on Ontology Representation and Modeling of Spatial Topological Relation;空间拓扑关系的本体表示与建模研究
plex Topological Relation Model and Its Application in WebGIS;复杂拓扑关系模型及在WebGIS中的应用
12.The Topology Defined by Similarity Relation on Propositional Set;命题集F(S)基于相似关系定义的拓扑
13.An Integrated Model for Uncertain Topological and Directional Relation Reasoning不确定拓扑与方向关系联合推理模型
14.The Computation of Basic Line/Line Topological Relations Based on Line Segment基于线段的基本线/线拓扑关系计算
15.The Relations between the Network Matrixes in Circuit by Topology电路中网络矩阵之间关系的拓扑证明
16.Topological representation of geographical entities in terrain TIN地形TIN中地理实体拓扑关系表达
17.Formal Description of Regions with Hole"s Topological Relations带空洞面对象间拓扑关系形式化描述
18.Research on the Model of Direction Relations and the Combination with Topological Relations方向关系及其与拓扑关系结合模型的研究
相关短句/例句
topological predicate拓扑谓词
1.Metric spatial relations are first depicted by combiningtopological predicates with metric parameters,where a mapping is built between thetopological predicates and the metric parameters.以面目标为例,首先探讨度量空间关系的描述方法,即拓扑谓词+度量参数,建立拓扑谓词与度量参数之间的对应关系;然后从人的认知角度,分析空间关系的自然语言描述,即拓扑谓词+量词,区分模糊量词和临界量词两类量词,并分别用来描述邻近拓扑谓词相互转化过程中的定量变化和定性变化;最后,分析度量参数与量词之间的关联关系,试图建立空间查询中度量空间关系与自然语言空间关系之间的联系,从而更好地应用于空间查询。
3)topological relation拓扑关系
1.A method of setting uptopological relations for objects with broad boundary;具有宽广边界目标的拓扑关系的建立方法
2.The study oftopological relation between linear-area object and geometric metrics;线状与面状对象的拓扑关系及其量度指标体系研究
3.The automatictopological relation generating algorithm based on examination;基于检查的拓扑关系自动构建算法
4)topological relationship拓扑关系
1.Study on Topological Relationship and Spatial Reasoning in GIS;GIS中拓扑关系及空间推理研究
2.A method for creatingtopological relationship among the constituent patches of compound surface is addressed.提出了组合曲面间拓扑关系的建立方法 通过对曲面相邻边界及相邻角点拓扑信息查询 ,完成刀具路径的合理组织 ;针对目前在给定加工精度时确定参数增量算法存在的不足 ,提出基于等参数线的走刀步长追踪法 ,并对曲率半径趋于无穷大的情况及直纹面加工的情况进行单独处理 ,保证了算法的稳定性和有效性 在此基础上 ,系统地阐述了组合曲面加工中刀触点、刀位点的计算以及刀具轨迹的合理化组
3.In order to implement Boolean operations on open or closed mesh models with different complexities correctly,a new algorithm for 3D mesh model by using Boolean operations is presented,which is based on the orientability of manifold meshes and thetopological relationship of the meshes.为了快速正确地对各种复杂程度(开放、封闭)的网格模型进行空间布尔运算,根据复式网格的可定向性建立各元素间的拓扑关系,并根据这些拓扑关系判断网格面片的最终去舍,得到布尔运算结果。
5)topology relation拓扑关系
1.Automatic search oftopology relation in water supply looped pipe networks;环状给水管网拓扑关系的自动搜索
2.By synthetically analyzing the interrelated research on using DTM(Digital Terrain Mode) for a road project,a compact way of the improved "direction search" triangle net is put forward,then according to the sheet character of a road,thetopology relation of edge-triangle is built.通过综合分析将DTM(Digital Terrain Mode)应用于道路工程的相关研究,提出一种改进的“方向搜索”三角网简化算法;并根据道路的带状特征,建立了边——三角形的拓扑关系;基于Windows平台,利用分治算法和逐点插入算法,采用VC++的MFC和OPENGL语言编程,实现基于DTM计算并生成道路和地形整体三维模型。
3.For the purpose of constructing thetopology relation among triangles in STL files rapidly,the algorithm of reconstructing topological relation is presented.为快速构建STL文件三角面片之间的拓扑关系,提出了一种快速拓扑重构算法。
6)topology relationship拓扑关系
1.Establishment oftopology relationships and maintenance of visualization of mine ventilation network;矿井通风网络可视化拓扑关系建立和维护
2.For the present GIS of urban flow pipe network management, the problems in the valve-turnoff analysis are analyzed,and the method of building thetopology relationship of data and the controlling relationship among the valves are put forward.分析了目前城市供水管网 GIS系统中关阀分析存在的不足 ,提出了建立供水管网数据拓扑关系和阀门控制关系的解决思路 。
3.In order to enhance the efficiency of land use data quality checking and realize the intelligenttopology relationship testing between feature classes,the paper has analyzed thetopology relationship classes of the land use database and proposed atopology relationship validity method based on rule(TRVR).为了提高土地利用现状空间数据库空间数据检测效率,实现要素类拓扑关系的智能检测,在分析详查要素拓扑关系的基础上,提出基于拓扑规则的拓扑关系验证方法。
延伸阅读
拓扑关系拓扑关系 topological relation指满足拓扑几何学原理的各空间数据间的相互关系。即用结点、弧段和多边形所表示的实体之间的邻接、关联和包含等关系。
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