该算法对规则曲线多边形简化逼近前后的形状特征的保持具有较好的效果。

The algorithm has better results for preserving shape features of regular curves of polygon after simplification.

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分析了LOD技术的基本思想，采用了基于边折叠的多边形简化处理技术进行了虚拟环境的简化。

Analyse the LOD technique and put forward simplification of processing technology based on the polygon edge and then carry out comparative tests.

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尽管这个边界框是一个用于定义表示用户的区域的多边形，但我简化并使用该数据的一个点。

Although the bounding box is a polygon defining the area represented for the user, I simplify and use one point of this data.

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