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由区域生长算法实现四边形网格划分 被引量:7

Generating Quadrilateral Meshes by Using Region Growth Algorithm
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摘要 针对当前各种三角形网格转化为四边形网格算法的缺陷 ,提出一种实现这种转化的算法———区域生长算法 该算法通过有选择地合并三角形来获得高质量的四边形网格 ,并且对两个三角形的合并增加约束条件以避免在生成四边形网格的过程中产生残余三角形 ; A region growth algorithm to improve the quality of generating quadrilateral meshes from triangular ones is proposed. The method optimizes the way of merging two adjacent triangles to generate a good quality quadrilateral meshes and some constraining conditions are imposed on the merging procedure to avoid generating isolated triangles. Then some smoothing operations are taken to refine the initial quadrilateral meshes.
出处 《计算机辅助设计与图形学学报》 EI CSCD 北大核心 2004年第1期29-34,共6页 Journal of Computer-Aided Design & Computer Graphics
基金 国家自然科学基金 (5 9675 0 75 )资助
关键词 有限元分析 区域生长算法 四边形网格 网格划分 三角形网格 CAD mesh generation quadrilateral mesh triangular mesh
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参考文献15

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共引文献40

同被引文献53

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