A novel scenario terrain simulation technique for computer games is presented.
提出一种新颖的计算机游戏场景地形生成技术。
The 3d terrain simulation technique is one of important research issues in the computer graphics.
三维地形模拟技术是当前计算机绘图领域中研究的重点之一。
Absrtact: 3D terrain simulation is always a hot topic in geographic information system(GIS), virtual reality and so on.
摘 要：三维地形模拟一直是虚拟现实、地理信息系统（GIS）等领域的研究热点。
Visual 3D terrain simulation technology is an important means of virtual reality, which deals with realistic 3D terrain modeling and 3D terrain visualization real-time drawing mainly.
三维地形可视化仿真技术是虚拟现实的重要手段之一，主要研究真实感三维地形建模和三维地形可视化的实时绘制。
Nowadays, 3d simulation technology of the Science of Computer Graphics has been promoted quite much, and large area 3d terrain simulation for real-time rendering has been coming true.
目前，计算机图形学领域的三维图形仿真技术有了长足的进步，大地域范围内的三维场景实时仿真已经成为可能。
The applications of SEDRIS in dynamic terrain are focused, which include usage of SEDRIS in Simulation Object Modeling and using STF as the runtime database.
阐述了综合环境数据表示和交换规范（SEDRIS）在动态地形中的应用，包括仿真对象模型中的应用和将SEDRIS传输格式（STF）文件作为运行数据库的应用。
Simulation results show that the tracking errors can be reduced efficiently and accurate terrain following can also be achieved when the generalized predictive control method is introduced.
仿真结果表明，广义预测控制方法能够有效地减小跟踪误差，从而实现精确的地形跟踪。
This simulation platform provides a terrain Builder to create lunar terrain modules, and an environment Editor to utilize these modules to create and edit virtual lunar environment.
该仿真平台提供了用于创建地形模块的地形组件编辑器，并提供了环境编辑器以便利用预先创建的地形模块搭建虚拟月面环境。
Therefore, studying the simulation of three-dimensional terrain environment in the field of warfare simulation is highly valuable for academic study and application.
因此，在作战仿真领域研究三维地形环境的仿真具有重要的学术价值和应用价值。
The three dimension module of aircraft, terrain and object are erected, and real time three dimension visual simulation of is executed through computed data.
建立了飞行器、地形、地物的三维模型，利用计算出来的数据进行飞行器的实时三维视景仿真模拟。
The three dimension module of aircraft, terrain and object were erected, and real time three dimension visual simulation of was executed through computed data.
建立了飞行器、地形、地物的三维模型，利用计算出来的数据进行飞行器的实时三维视景仿真模拟。
Then some improvements are presented. The applications of SEDRIS in dynamic terrain are focused, which include usage of SEDRIS in Simulation Object Modeling and using STF as the runtime database.
阐述了综合环境数据表示和交换规范（SEDRIS）在动态地形中的应用，包括仿真对象模型中的应用和将SEDRIS传输格式（STF）文件作为运行数据库的应用。
All-digital terrain following (TF ) simulation system and hardware-in-loop real-time terrain follow simulation system are designed to verify the TF algorithms.
本文开发了全数字地形跟随仿真系统与半物理地形跟随仿真系统两个系统以验证所设计的地形跟随算法。
Simulation result shows that this method can solve grouping problems of terrain segmentation by traditional methods.
模拟结果表明，该方法能够解决传统方法在地形分割中的分群错误问题。
With the feather of them, they can be used to developing visualization simulation engine. These algorithms also include the terrain texture generation algorithms and the frustum culling algorithms.
这一章还介绍了地形纹理的生成算法，视图平截头体选取算法，这些算法使得计算机可以用来处理大规模的可视化工作。
Three-dimensional terrain is one of important factors of the natural scenes in virtual environment. It is also a significant composition of view system in virtual simulation field.
三维地形是虚拟自然环境中不可缺少的因素，也是虚拟仿真领域中视景系统的重要组成部分。
Via the method mentioned above, the generated route has the function of terrain following, terrain avoidance and threat avoidance. Simulation results are provided to illustrate the idea.
仿真结果表明，生成的航迹具有地形跟随、地形回避和威胁回避的功能。
In distributed simulation system, one node connects with the others through message. In many simulation systems, 3d terrain virtual scene takes part in the whole process as a very important part.
分布式仿真系统中，各节点之间通过消息互相交流信息，3维地形虚拟场景通常在大量的仿真系统中作为重要的对象参与仿真。
Terrain defilade is a key factor for early warning system (EWS) in detecting low altitude targets, effective algorithm provides the foundation of operational simulation.
地形遮蔽是影响预警探测系统发现目标能力的关键因素。有效算法是实施模拟仿真的基础。
The new idea of this article is significantly valuable to the simulation of sea-bottom digital cartographic, and it is the precondition of researching of sea-bottom terrain matching technology.
该文提出的新思路对海底数字地图的模拟具有重要的参考价值，为海底地形匹配定位技术的研究提供了必要的前提。
In addition, this research on mesoscale orographic precipitation can provide a robust basis for the simulation of high-resolution terrain rainfall in regional climate models.
另外，对中尺度地形降水的研究为区域气候模式模拟高精度地形降水分布提供了实测依据。
This paper systematically introduces the ground physical, simulation, of the terrain-following system of the Chang Kong pilotless aircraft designed with the theory of adaptive Angle.
本文系统介绍了用适应角法理论设计的长空无人驾驶飞机地形跟随系统的地面物理仿真。
The rendering of 3D terrain scene is playing a key role in many research fields such as virtual reality, geographic information system and simulation system, etc.
三维地形场景实时绘制在虚拟现实、地理信息系统、仿真系统等领域中占有十分重要的地位。
This paper puts forward and studies the visual simulation technology based on geology terrain of VR-GIS technology;
提出并研究了基于VR-GIS技术的地质地形的可视化模拟技术；
Based on the conventional RD model, different backscattering models are applied to simulation for different topographic characteristics, such as alpine terrain or flat terrain.
在传统RD模型的基础上，根据不同地形特征(起伏地形和平坦地形)考虑不同的后向散射模型。
In this paper, a 3-dimensional non-hydrostatic PBL model has been developed and used for numerical simulation in the complex terrain, near Hang Zhou gulf.
本文建立一个三维非静力边界层模式对杭州湾附近复杂地形域区进行了数值模拟。
Based on the analysis of traditional simulation methods, this paper presents a new approach for simulation of snow falling and accumulating in large-scale terrain.
在分析已有的降雪和积雪模拟方法的基础上，提出了一种大场景环境下降雪和积雪模拟的新方法。
Experiment shows this method improves the in snow simulation, keeps real-time, and ADAPTS to the large-scale terrain, especially for the scene with flight simulation.
实验表明，降雪积雪模拟方法模拟效果真实，实时性良好，适合大场景尤其是飞行模拟系统中。
The system comprised terrain and meteorological data pre-process module, vegetation dynamic simulation module (including disturbance) and results analysis module.
干扰模拟体系由地形数据预处理、气候数据预处理、植被动态模拟(含干扰)、结果分析四大模块组成。
Based on computer simulation, certain terrain is set and the effect of noise reduction of new method is verified. ERS-1/2 real data are also used to verify the validity of the new algorithm.
基于计算机仿真，设置地面场景验证了新算法的降噪效果，同时以ERS-1/2真实数据验证了新算法的有效性。
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