Key of the data simplification technology is while at the same time of simplifying the data to reserve the original characteristics of point cloud data to the largest extent.
数据精简技术的关键是在精简数据的同时，最大限度地保留点云数据的原有特征。
Global illumination is used to render 3d models. The proposed simplification method is tested using largescale point data, and the results verify its effectiveness.
利用全局光照模型实现对三维形体的绘制，并利用大规模点模型对所提出的简化方法进行了试验，试验结果证明了方法的有效性。
Global illumination is used to render 3d models. The proposed simplification method is tested using largescale point data, and the results verify its effectiveness.
利用全局光照模型实现对三维形体的绘制，并利用大规模点模型对所提出的简化方法进行了试验，试验结果证明了方法的有效性。
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