在目标区域上形成采样网格，通过相对量化提取结构特征矩阵。

Sample grids are formed in the object region. Feature matrixes are computed through relative quantization.

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在海浪模拟中，通过对两种常用网格化模型(基于随机采样点的网格化和基于固定采样点的网格化)的实验分析，给出了一种视点相关的海浪网格模型。

In ocean wave simulation, a view-dependent ocean wave mesh model is given by experiment analysis for two common mesh models, which are based on random sample points and based on fixed sample points.

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借鉴LOD思想，利用多种采样间隔获得不同精度数据网格。

Using the idea of LOD for reference, obtain diverse data grids of various precisions by different sampling intervals.

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