multi-resolution dynamic terrain 多分辨率动态地形
multi-resolution dynamic contour 多分辨率动态轮廓线
a multi-resolution dynamic contour 多分辨率动态轮廓线
According to the method of storing DEM data by quadtree in 3D visualization system,a view-depend dynamic multi-resolution terrain model is presented. The paper mainly focuses on the multi-resolution terrain representation mechanism,the dynamic terrain simplification algorithm and the evaluation function.
结合油田可视化项目，文章根据三维地形可视化中利用四叉树存储DEM数据的方法，提出了一种与视点相关的动态多分辨率地理模型的构造算法，主要讨论了该模型的多分辨率地形表示机制以及动态地形简化方法和评价函数等问题，试验结果表明。
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Resolution of integration of multi security policies is the base problem in secure OS which supports multi security policies and dynamic policies.
解决多安全策略的集成性问题是安全操作系统支持多策略和动态策略的基础。
This paper presents a dynamic construction algorithm for the multi-resolution terrain model based on the large scale GRID data or discrete elevation data.
论述了一种基于大规模格网数据或离散高程点动态构建多分辨率地形模型的算法。
This paper proposes a dynamic simplification algorithm for the terrain model based on the Triangle Subdivision Bi tree to realize continuous view dependent multi resolution rendering of terrain mesh.
为实现地形漫游，提出基于三角形二叉树的地形网格模型动态简化算法，实现了与视点相关的连续多分辨率简化及快速动态绘制。
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