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。

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This paper aims to simplify 3D models with texture attributes. An appearance-preserving multi-resolution simplification algorithm based on half-edge collapse operation is proposed.

针对附有纹理属性的网格模型，提出并实现了一种保持模型基本外观和形状特征的多分辨率网格简化算法。

youdao

In this paper, we propose an algorithm for constructing progressive meshes based on half-edge collapse and a method of multiple LOD model generation including subdivision algorithm.

提出了一种新的基于半边折叠的递进网格构造算法和一种引入了细分算法的多细节层次模型生成方法，并给出一组实例说明了算法的有效性。

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Collins missed his header to clear Mikael Lustig's cross and Tobias Hysen's half-volley on the edge of the box was saved well by Hennessey.

BBC: Wales 0-1 Sweden

Pernis produced a fine stop of his own to turn a Keith Lasley half-volley from the edge of the penalty box over the crossbar.

BBC: Sport - Football - Dundee United 2-2 Motherwell

Falkirk's Lee Bullen failed to connect with a half-chance on the edge of the penalty area as the pace of the game slowed to a crawl.

BBC: St Mirren's Billy Mehmet (left) gives chase to Pele