The data from GPS is in the WGS-84 coordinate system, the data of underwater terrain point, however, is subjected to an engineering coordinate system.
GPS定位的结果属于WGS-84坐标系，而水底地形点坐标属于工程中的施工坐标系。
Look at all the reachable or walkable squares adjacent to the starting point, ignoring squares with walls, water, or other illegal terrain.
观察开始点邻近的所有可到达或可行走的方块，忽略有墙，水或其他非法地形的方块。
At this point we used the terrain compound object to create a base mesh.
这时我们使用地形合成物体创建一个基础网孔结构。
It is a new approach to explore relief Automated Generalization, based on DEM skeleton characteristic point and line to automate generalize relief, through the extraction DEM terrain skeleton c.
基于DEM骨架特征点线进行地貌的自动综合，是通过提取DEM地形骨架特征数据来实现地貌自动综合，是对地貌自动综合新方法的探索。
Terrain data is organized by grid, the article adopts height weighted average algorithm of elevation based on grid network, to extract feature point of TIN terrain.
采用网格索引来组织地形数据，利用反距离高程加权平均值算法，提取TIN地形的特征点。
There exist already methods for combining random mid-point displacement method with curved-surface modeling to generate mountain terrain.
随机分形法和曲面造型法分别在地形生成的随机性和可控性方面能起到一定的作用。
The main issue of terrain matching is how to get the contact point between vehicles and terrain quickly and exactly.
地形匹配问题主要研究的是如何快速、准确地求解出运载实体和地面的接触点的问题。
This algorithm takes a height field and also converts it into geometry, but it splits the terrain up in smaller chunks, so when the focal point changes, not all chunks have to be regenerated.
这个算法使用高度图，也使用几何变换，但是它将高度图和小块地形分开，所以当焦点变化时，不需要重新生成所有的小块地图。
Grav Chute Insertion: embarked squads can deep strike over any point the Valkyrie moves over in its Movement phase, taking dangerous terrain tests as they land.
跳伞的单位可以在移动阶段任何时候降落，落地时必须掷危险地形测试。
This method can be applied to terrain correction point by point for the airborne gamma energy spectrum in cases of any flight ways and arbitrary topographic conditions.
该方法特点是适合于任意飞行方式(缓地形和水平飞行均可)和任意地形条件航空伽玛能谱的逐点地形改正。
Then in 2005, after technology improved to the point that we could reproduce elements exactly as they are seen in nature, we tackled terrain that is wide open with little to no cover.
进入2005年，随着各项技术的不断改进，我们可以对自然界中的颜色进行精确的复制。此后我们对更广泛的地形进行了研究，几乎没有我们不曾涉足的。
Grid digital terrain is produced with getting reference point by subarea and weighted averaging method, and is visualized.
进一步采取分区域选点法，用加权平均法生成了网格数字地形，实现了地形的可视化。
It gets the intentionally conclusions from analysing the accuracy of point cloud data with the different filtering methods, the different point cloud density, the different terrain conditions.
最终结果便是以上述不同滤波方法、不同点云密度、不同地形条件的组合进行分析，并得出有意的结论。
High resolution digital terrain model derived up from LiDAR point clouds can provide more details of microrelief information for tidal wetland environment researches.
应用激光雷达数据生产高精度的数字地面模型，可为滨岸环境的研究提供精细的微地貌数据。
It USES a linear LOD system, and, of course, because when the camera moves away from the focal point, the terrain needs to be regenerated to 'focus' on the new focal point.
它使用LOD系统，当然，因为摄像机会不停地移动焦点，地形也需要不断的根据焦重新点生成三角形。
The simplified algorithm of view-point related multi-resolution terrain and the extended algorithm while its data are distributed like a band;
基于几何模型的视点相关多分辨率地形简化算法及其在数据呈带状分布情况下的扩展算法；
Analyzing the performance method of 3d terrain dynamic modeling and it's characters, and set the point to the terrain dynamic modeling based on the change of space data.
分析了三维地形动态建模的表现方法及特点，并将地形动态建模研究的重点放在基于空间数据改变的动态地形建模上。
Analyzing the performance method of 3d terrain dynamic modeling and it's characters, and set the point to the terrain dynamic modeling based on the change of space data.
分析了三维地形动态建模的表现方法及特点，并将地形动态建模研究的重点放在基于空间数据改变的动态地形建模上。
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