This paper puts forward a kind of view dependent LOD model simplification method based on face deletion operation.

文章提出了一种基于面删除操作的视相关LOD模型简化方法。

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Of these representations, hierarchical dynamic simplification can continuously refine a LoD model at run time according to changing view point.

基于层次结构的动态简化方法能够根据视点的变化，实时连续地转换场景细节模型。

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In reality, in order to get more convenient data organization for drawing, LOD model is to use theory of algorithms to reform intrinsic grid topographic data base.

所谓的LOD建模，其实质就是采用一定的算法思想将原有的网格地形数据进行重组，得到一种更加便于实时绘制使用的数据结构。

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