The general methods of terrain simplification with LOD is summarized briefly in this paper. An algorithm of LOD automatically generation through sparsely resampling technique is presented.

文章简要总结了LOD进行地形简化的一般方法，介绍了一种通过稀疏采样技术实现LOD自动生成的算法。

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Texture mapping is an important element for the representation of three dimension terrain generation, which is a hot topic in the field of computer graphics.

三维真实感地形的生成一直是计算机图形学领域中关注的焦点，而地形纹理映射是实现它的一个不可或缺的要素。

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This method has shown a good furture for automatic relative orientation and generation of Digital Terrain Models.

为实现立体像对的自动相对定向和数字地形模型自动生成提供了一种切实可行的方法。

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