The topology and geometry of solid is represented by trimmed curve surface and half-edge data structure.
雕塑实体模型通过裁剪曲面片和半边数据结构来表达几何和拓扑信息。
At last, match the information of topology and geometry of the object images with that of the model objects in the model base to recognize.
最后将物体图像的拓扑结构信息和几何信息与模型库中模型物体的拓扑结构信息和几何信息匹配，从而达到识别的目的。
Representing objects by combining non manifold modeling and physically based modeling enlarges the representing domain for both topology and geometry.
通过非流形造型与基于物理的造型相结合，从拓扑结构和几何信息两个方面扩大了模型的表示范围。
In the paper, the authors present the common law of structural topology and geometry and the method of abstract, and give the integer nominal coordinate system.
提出结构拓朴和几何的一般规律及其抽象的方法，引入整型名义坐标系，并在该坐标系下，利 用指示矩阵对抽象结构进行描述。
The tower body is generally composed of many standard sections, each of which has the same topology, geometry, and cross section.
塔身一般由许多个标准节组成，每一个标准节具有相同的拓扑形状、几何尺寸和截面类型。
The optimal design of whole structure of electrostic precipitator is a adjustable optimal problem of geometry and topology, which has larger scale and many design variables.
电除尘器本体结构优化设计是一个规模大，设计变量数多而具有相当难度的几何可调和拓扑可调优化设计问题。
The velocity field resulting from vortex flow is studied. The vector field distribution and geometry topology characteristic are discussed by means of numerical simulations.
研究了由涡度诱导出的速度场，采用数值模拟方法，讨论了矢量场的分布和几何拓扑性质。
The axis skeleton, the information of geometry and topology of skeleton point were got after preprocessing of model.
首先，对经过预处理的模型进行骨架提取，并记录每个骨架点相应的几何和拓扑结构信息；
The coherence relates to topology coherence, geometry coherence, representation coherence, operation coherence and relationship among these various forms of coherence.
论述了拓扑相关性、几何相关性、表示相关性、操作相关性、表示与操作的相关性以及它们之间的关系。
Analyzing geometry and topology features of Primitive regions, we can get the intersection regions which imply adjacency among them.
通过分析单义域几何与拓扑特征确定交点域。
But there are only basic info of geometry, topology and partial kinematics in the CAD model in STEP. The description on feature of multi-rigid-body dynamics is hardly blank.
使用现有的产品数据表达与交换标准STEP只能描述CAD模型几何、拓扑和部分运动学信息，对多刚体动力学特征的描述一直是特征模型中的一个空白。
Algebraic Topology; Symplectic Geometry and Topology; Ordinary and Partial Differential Equations.
代数拓扑；辛几何与拓扑；常微分和偏微分方程。
The foundation of geometry topology relation between points each other and being many redundancy data are two great difficulties in the process of reconstruction of scattered data.
散乱数据重建存在点与点之间几何拓扑关系建立困难和存在大量冗余数据两大难点。
The product attribute and behavior information in virtual assembly is stored in a hierarchy of product, feature, geometry & topology and display levels.
提出了将虚拟装配中的产品属性与行为信息分为产品层、特征层、几何拓扑层以及显示层。
The data model is drive from the analysis of the data model of GIS , CAD and DTP system. It include the geometry model, the map model, the topology model and their database schema.
本文在分析GIS、CAD以及通用出版软件数据模型的基础上提出了面向地图出版的数据模型，具体包括几何对象模型、地图模型和拓扑模型以及它们的数据库存储方案。
Knowledge of elementary algebraic topology and elementary differential geometry is recommended, but not required.
建议事先知道一些关于代数拓扑和微分几何的基本知识，但不是必需的。
Combining the geometry knowledge and Broad First Search (BFS) technology used in artificial intelligence, distribution network topology module is developed.
采用图论的有关知识和人工智能中的广度优先搜索技术，开发了配电网的拓扑分析模块。
He is well-known in the world for his outstanding work in geometry and topology. He was awarded the National Medal of Science (USA) and the Wolf Prize.
他以几何学和拓扑学的杰出工作闻名世界，曾获美国国家科学奖和沃尔夫奖，是二十世纪伟大的几何学家。
Second, extract the edge of the object image and boundary tracking to get the 2D line drawing and extract the topology information and geometry information of them.
其次对物体真实图像作轮廓提取和边界跟踪，得到二维图像的线架图，同时提取出它的拓扑结构信息和几何信息；
The branching network composed of IVOs has been established, to store the virtual plant topology, geometry and physical information, and can directly be resolved 3d visualization image.
建立由智能虚拟器官构成的分枝网络，来存储虚拟植物拓扑结构、几何形态和生理信息，并可直接解析出三维可视化图像。
It includes instruction in algebra. calculus. functional analysis. geometry. number theory. logic. topology and other mathematical specializations.
代数，演算，功能分析，几何，数论，逻辑，拓扑和其他数学专业。
My main research interests are differential geometry, complex geometry, and geometric analysis, the speciality is the geometric heat flows and its applications in geometry and topology.
从事微分几何，复几何，几何分析方面的研究，主要为几何热流及其在几何拓扑中的应用。
In order to have a better topology of the final mesh we created a high-tessellated plane and we projected it onto the base terrain using the Geometry Projection script found on scriptspot.
为了使最后网孔呈现出更好的地形特征，我们创建了一个高度棋盘格式的平面图，使用scriptspot找到的Geometry Projection script将其投射到基础地形上。
In order to have a better topology of the final mesh we created a high-tessellated plane and we projected it onto the base terrain using the Geometry Projection script found on scriptspot.
为了使最后网孔呈现出更好的地形特征，我们创建了一个高度棋盘格式的平面图，使用scriptspot找到的Geometry Projection script将其投射到基础地形上。
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