2) topological relation
拓扑关系
1.
A method of setting up topological 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 of topological 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 automatic topological relation generating algorithm based on examination;
基于检查的拓扑关系自动构建算法
3) 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 creating topological 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 the topological 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。
4) topology relation
拓扑关系
1.
Automatic search of topology 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,the topology 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 the topology 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。
5) topology relationship
拓扑关系
1.
Establishment of topology 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 the topology 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 intelligent topology relationship testing between feature classes,the paper has analyzed the topology relationship classes of the land use database and proposed a topology 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。
6) topological relations
拓扑关系
1.
Formal description and the 3-D modeling topological relationships;
三维拓扑关系形式化描述及拓扑关系模型研究
2.
Formal description of topological relations for geo-entity based on simplicial decomposition of GTP model;
基于GTP单纯剖分的地下实体拓扑关系形式化描述方法
3.
Equivalent transformation of topological relations between two lines in spatial abstraction;
在空间抽象中线状目标间拓扑关系的等价转换
补充资料：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。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条