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tetrahedron mesh generation 四面体网格剖分
Geometrical topics include partitioning and mesh generation. 几何主题包括分割和网格生成。
Keywords Tetrahedron Finite element Mesh generation Medical images; 四面体;有限元;网格划分;医学图像;
At the end, an adaptive mesh generation scheme is proposed by combining AFT and Background method. 最后,将改进AFT方法和背景网格法相结合,提出了可应用于二维平面和三维实体自适应有限元网格生成的方法。
Adaptive finite clement mesh generation is a strategy to optimize finite element mesh in line with er-ror estimation. 自适应有限元网格生成是基于误差估计,自动进行有限元网格优化的一种策略。
Shih,Bih-Yaw,1997, “Automatic Hexahedral Mesh Generation”,Ph,D Dissertation, Colrado State University. 施弼耀、陈国雄、刘仁俊、陈昭蓉、杨恭娟和邱郁文，民92年，”管理资讯系统”，沧海书局。
In this paper,a modified Laplacian mesh generation method improved by additional mesh regulation terms is presented. 提出采用网格调节项来修正拉普拉斯网格生成方法。
It presents an algorithm for the finite element mesh generation based on quadtree and advancing front method. 摘要提出了一种基于四叉树法和波前法的有限元网格生成算法。
C. Y. Liu and C. J. Hwang,“New Strategy for Unstructured Mesh Generation,” AIAA Journal, Vol. 39, No. 6, June 2001. 建文;“动态四面体/稜镜型网格之建立”成功大学航太所硕士论文;2005;7月.
On the basis of that, this paper ameliorates to form an improved method, namely, ameliorated advancing front approach (AAFA) as the algorithm of triangular mesh generation. 选择一种方法即边界推进算法，在此基础上提出了一种改进的边界推进算法，作为本论文生成三角形网格的算法。
Unstructured adaptive finite element mesh generation method based on Advancing Front Technique (AFT) is studied in this thesis. 本文研究、改进和实现了非结构化自适应有限元网格自动生成的AFT方法(Advancing Front Technique)。
How to mesh final polyhedron hulls in advancing front method is an inevitable problem in automatic mesh generation for three dimensional domains. 在利用推进波前法实现三维网格自动生成中 ,在网格生成最后阶段 ,不可避免地遇到波前三角平面找不到相应顶点 ,而导致不能生成新单元的困难。
As full hexahedron mesh generation is one of difficulties of mesh generation methods, it's signal to realize full hexahedron mesh generation. 另外,全六面体网格划分一直是有限元网格划分中的难点之一,实现开孔构件的全六面体网格划分具有重要的现实意义。
Being convenient in adaptive analysis and mesh generation, Numerical Manifold Method (NMM) provides a new approach for the thermal stress analysis. 数值流形法具有自适应分析方便、网格切分容易等优点,为大体积混凝土结构的温度应力仿真计算开避了新的途径。
This paper focuses on the methods of point placement for unstructured mesh generation，and presents a brief survey of typical point placement methods. 论文关注于非结构网格点的布置方法，对已有的具有代表性的布点方法的研究进展进行了分类综述。
Modeling and mesh generation are the difficulties of forensic biomechanics for composite resin-bonded fixed partial dentures. 建模和网格划分是粘接桥生物力学分析的难点。
Decomposition of Sch*inhardt polyhedrons is a bottleneck problem in automatic mesh generation based on advancing front method for three-dimensional domains. 基于推进波前法实现三维有限元网格自动生成中 ;在网格生成的最后阶段 ;不可避免地遇到Sch nhardt类型多面体 ;波前三角平面找不到相应顶点 ;从而导致有限元网格自动生成的失败 .
A technique of nonstructured triangular mesh generation which is easy to be incor-porated in the technique of self adaptive mesh refinement is developed. 发展了一种易于和自适应网格加密技术相结合的非结构三角形网格生成技术。
In this paper, an automatic hexahedron mesh generation method based on the advancing front method is described for the multi-medium 3D complicated domain. 使用自适应有限单元法在三维复杂域内求解水工及岩土工程问题，讨论了应用行波法在多介质三维复杂块体内六面体单元网格的自动生成过程。
The adaptivity of Quadtrce mesh generation is also studied in this paper, and local mesh density can be increased and decreased conveniently according to the local point. 本文还在此基础上进行了四叉树网格的自适应研究，根据输入的“局部加密点”，所生成的网格可以方便地再进行局部加密和局部稀疏化，易于自适应。