本文提出一种几何数据压缩的新算法。
This paper presents a new algorithm for geometric data compression.
此特性可充当所有字段／非空间数据和几何数据的容器。
The feature acts as a container for all field/nonspatial and geometric data.
光栅数据是由覆盖空间区域的网格值所定义的非几何数据。
Raster data is non-geometric data defined by a grid of values covering a spatial area.
这命令tokamak更新它在模拟器里的几何数据。
This instructs Tokamak to update its simulation for the geometry data that has been set.
此外可以通过“烤”成图像纹理格式的几何数据生成纹理。
Textures can also be generated by "baking" geometric data into image texture format.
该方法可以很容易地实现不同算法对特定几何数据的压缩。
This method can easily be used to implement different algorithms for a specific geometry data compression.
计算机图形学的特点之一是广泛地使用三维几何数据来描述场景。
The property of computer graphics is that the three dimensional geometry data sets are widely used for various purposes.
计算机图形学的特点之一就是广泛地使用三维几何数据来描述场景。
One of the properties of computer graphics is that the three dimensional geometry data sets are widely used for various purposes.
Creo Direct – “脱离历史”直接建模，直接与三维几何数据交互
Creo Direct – For “history-free” direct modeling to interact directly with the 3D geometry.
它的任务就是完成测量数据至几何数据的转变 ，是可视化技术的核心。
The technique base is offered in the visualization of modern surveying data.
构造数据和物理属性数据两部分组成，构造数据又包括几何数据与拓扑数据。
Usually mesh data are composed of mesh structure data and physical properties data. Furthermore mesh structure data include geometrical data and topological data.
描述了过程链的模型设计，复杂的3D几何数据模型的制作说明了这些过程链。
A formal description is designed for process chains, determined by the processing of complex 3d geometry models.
采用了基于计算机视觉的光学非接触式测量方法，得到了自由曲面的三维几何数据。
The article describes a non-contact measuring method based on computer vision to gain 3D-geometric data.
通过对网络传输中的几何数据进行无损压缩，提出了一种能有效缓解网络负荷的方法。
Through lossless compression of geometric data in the network transmission, an efficient method which alleviates the network burden is proposed.
地质体可视化的关键点在于如何将数据数值映射到几何数据，即如何来建立科学数据的几何模型。
Geological visualization methods on how to mapping the geometry data by data numeric value. that is, how establish the scientific data geometries model.
以盘形凸轮为例，提出一种用计算机编程实现平面零件实物三维几何数据获取以及模型反求的方法。
This paper took discal cam as an example to bring forward a method of using computer program to get 3D geometric data of planar part and make its model in reverse.
模型把子区域地形几何数据定义为单纯复合形集，按地形变化时间顺序和空间关系组织成一个偏序集。
The model is based on a collection of a divisional terrain data defined as simplicial complexes arranged into a partially ordered set by time and space.
本文介绍应用面向对象的思想对专题地图数据厍中专题数据、几何数据、拓朴数据进行有效管理的设想。
This paper tells us the conceive plan about effective management according to thematic data. geometrical data and topological data which is based on the theory of Object Oriented Database.
实验结果表明，该算法有效地减少了送入图形流水线的几何数据，并在贴地漫游的情况下，显著提高了场景绘制速度。
The experimental results demonstrate that the method reduces the geometry sent to the graphics pipeline and improves the rendering frame rate significantly when navigating at ground level.
对空间几何数据本文分别从逻辑表达、物理表达和系统实现加以阐述，而对属性数据则着重描述了数据格式和解析。
To special geometry text, exhaust from logic expression, physical expression and the realization of the system, while to attribute data mainly from the format and analysis.
提出将原木表面形状的三维几何数据的检测、原木外形轮廓三维模拟再现以及原木形状参数分析与管理操作过程交由计算机控制完成。
It puts forward that measuring the three-dimensional geometric data of log surface shape, reappearing log shape and analyzing and managing shape parameters of log is all controlled by computer.
面向对象的地理信息模型以地理空间实体为对象，地理实体可以从几何数据、符号数据、实体数据、属性数据的角度来进行数据的组织。
A geo-spatial entity which can be organized from geometric data, symbol data, entity data, attribute data is regarded as an object to the object oriented geographical information model.
您可以扩展本示例中的这个简单的文件格式转换器，用它来处理更多几何和地理数据的文件格式。
You can extend the simple file format converter in this example to handle more file formats for geometric and geographic data.
空间查询是展示局部数据访问(换句话说，现实中临近的几何图形常常被一起访问)的最好例子之一。
Spatial queries are one of the best examples to show locality of data access, in other words, geometries that are close to each other in the real world are often accessed together.
其他BIM软件需要将IFC的几何表示转换为其内部的数据结构，而IFC认证就是检查该转换过程是否正确。
Other BIM software has to interpret the IFC geometry into its own internal structure. The certification checks whether this takes place correctly.
矢量数据指的是通过几何结构定义的数据，如线段表示街道，而点表示位置。
Vector data refers to data defined by geometric constructs, such as line segments representing a street or points representing single locations.
调查人员选取了代数、几何、数据分心和数理概念进行测试。
They tested algebra, geometry, data analysis and number concepts.
矢量数据包含由x和y坐标，经常还有 z（立面）坐标所定义的几何图形。
Vector data contains geometric shapes defined by x and y coordinates, and frequently z (elevation) coordinates.
Interchange配置文件可以支持几何、结构、基本光源和动画，它主要用来在应用程序之间转换数据。
The Interchange profile supports geometry, texturing, basic lighting, and animation, and is designed primarily to transfer data between applications.
将几何图形数据转换为svg格式对于在Web页面呈现空间数据很重要。
Converting geometry data to its SVG format is an important part for the rendering of spatial data in web pages.
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