Traditional isoparametric elements are usually sensitive to various curved or straight edge mesh distortion.

目前普遍采用的传统等参元族对网格的曲边、直边畸变均十分敏感。

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The half-edge mesh structure is a manifold boundary representation, useful for writing tools that rely on quick adjacency queries and a uniform orientation.

介绍，半边网格结构是一个多能的边界表示法，在编写快速边界邻接查询和统一定位方面的工具非常有用。

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This paper proposes a mesh simplification algorithm based on vertex's curvature, which use edge collapse method to reduce the density of low-curvature region of meshes.

本文提出的网格简化算法是根据网格顶点的曲率，采用边折叠的方式来减少低频区域的网格顶点密度。

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