The 3D visualization model to present the simulation results of the distribution of sunflecks, diffuse PAR and total incident PAR in canopy into 3D images was realized.
建立三维虚拟再现模型，实现了玉米冠层内PAR 直射辐射、散射辐射和总辐射的三维空间分布模拟结果的三维可视化显示，增强了模型的表达能力。
We addressed the problems and solutions of converting a measured point cloud into a realistic 3D polygonal model that can satisfy high modelling and visualization demands.
将三维扫描仪测量得到的点云转换成一个实际的3D（三维）多边形模型，以满足高级建模和可视化的需要。 为此提到了转换过程中出现的所有问题和解决方法。
The technique of 3d visualization of terrain sight model is an important technique of spatial-temporal GIS and VR.
地形景观模型的三维可视化技术是时空一体化地理信息系统与虚拟现实中的关键技术。
In this paper a new accurate eyeball movement model was developed by improving the existing model. The visualization of it was achieved by computer 3d display technique.
本文通过对已有模型的改进，建立了一个更为精确的眼球的运动模型，并利用计算机三维显示技术实现了所建模型可视化。
The real time drilling analysis model includes the data quality model, real time model, data flow, computer basic facilities and 3D visualization.
实时钻井分析模型包括数据质量模型、实时模型、数据流和计算机基础设施、三维可视化等。
The four functional models of the visualization system: extraction and recognition of IGES file, 3d reconstruction, establishment and optimization of graphics model, visualization, are introduced.
分别介绍了可视化系统的四个主要功能模块：IGES文件提取和识别、三维重建、图形学模型建立和优化以及可视化模块。
The editor has been able to map the ore body profile contours in 3D interactive visualization environment, and rapidly builds the contours of the ore body wire-frame model.
该编辑器已经能够在三维可视化环境中交互绘制矿体剖面轮廓线，并通过轮廓线快速地构造矿体的线框模型。
This thesis focuses on the establishment of 3d fractal terrain model and the achievement of the visualization system.
本文着重研究三维分形地形模型的构建及其可视化系统的实现。
All these researches base on 3d geologic volume describing and the emphases are 3d model of geologic volume, 3d data structure and 3d visualization of geologic volume.
在这些研究中，地下三维地质体的表达研究是基础，其重点是地质体三维模型、三维数据结构以及三维可视化技术的研究。
The establishment of GIS foundation database, the 3d geological interface database of landslide body and the analytical model of GIS visualization about landslide is studied in this paper.
在研究工作的基础上，论述了滑坡GIS基础数据库、滑坡体三维地质界面数据库及滑坡可视化分析模型的建立途径。
Under the conditions prescribed by guaranteeing dem important area precision quickening the computer to render 3d sight model and satisfy 3d Visualization demand in real-time and interactive manner.
在保证DEM重要区域精度的条件下，加快了计算机绘制三维景观模型的速度，满足了三维可视化实时交互的需求。
Geometry reconstruction from slice-images is a main topic of visualization of 3d volume data. Reconstruction of model is the premise of analysis, emulation and decision-making.
基于断层图象的几何重建是三维数据场可视化技术的主要研究内容，重建物体的三维几何模型也是分析、仿真、决策的前提。
And the city scene model and 3d visualization are the central technology in the processing of constructing the virtual city.
而在虚拟城市的构建中，城市景观模型的建立与三维可视化更是其基础核心技术。
Data expression method of 3d geological model in computer is data model of 3d geological model. It has characters of certainty, visualization and modifiability.
三维地质模型在计算机中的数据表达就是三维地质模型的数据模型，它具有确定性、可视性和可修改性的特点。
Visualization is a powerful tool of expressing and analyzing complicate data. Its being used in DEM and 3d geo-model, 3d terrain and geologic model will be implemented.
可视化技术是当今表达和分析复杂数据的有力工具，将可视化技术引入到DEM和三维地质模型，可以实现三维地形和地质体的生成与仿真。
The 3D-Visualization key techniques of groundwater movement are the three dimensions data model construction, mesh data automatic creation and three dimensions data visualization integration.
地下水运动三维可视化的关键技术是对三维数据模型构造、网格数据的自动生成以及三维数据可视化集成。
The 3D-Visualization key techniques of groundwater movement are the three dimensions data model construction, mesh data automatic creation and three dimensions data visualization integration.
地下水运动三维可视化的关键技术是对三维数据模型构造、网格数据的自动生成以及三维数据可视化集成。
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