This paper presents a new algorithm for geometric data compression.
本文提出一种几何数据压缩的新算法。
The feature acts as a container for all field/nonspatial and geometric data.
此特性可充当所有字段/非空间数据和几何数据的容器。
Textures can also be generated by "baking" geometric data into image texture format.
此外可以通过“烤”成图像纹理格式的几何数据生成纹理。
Raster data is non-geometric data defined by a grid of values covering a spatial area.
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。
The article describes a non-contact measuring method based on computer vision to gain 3D-geometric data.
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。
Neighbor surfaces information is constructed by the geometric data of surfaces to be repaired. Neighbor boundary curves information is found …
最后根据曲面之间的拓扑信息对曲面进行缝合处理。通过实例对文中算法进行验证,结果显示该算法缝合效果良好。
Through lossless compression of geometric data in the network transmission, an efficient method which alleviates the network burden is proposed.
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。
The concept of ellipse is extended to hyperbolic space and the equation is discussed. Some geometric data of ellipse, such as symmetries, will be considered.
在 双 曲空间中引进相应的椭圆概念、讨论椭圆的方程,并对椭圆的对称性等几何性质做出细致考察。
Some geometric data of ellipse in hyperbolic space are considered, such as set inclusion, arc length, geodesic curvature, curvature, area and total curvature.
在双曲空间中,考察椭圆的包含关系,对弧长元素、测地曲率、曲率、面积及全曲率等几何量做出细致考察。
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.
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。
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.
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。
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.
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。
You can extend the simple file format converter in this example to handle more file formats for geometric and geographic data.
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。
Geometric vector shapes are often called features, leading to the term feature data, which is synonymous with vector data or shape data.
几何矢量形状通常称为特征,指的是特征数据,它与矢量数据或形状数据是一个意思。
Vector data refers to data defined by geometric constructs, such as line segments representing a street or points representing single locations.
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 contains geometric shapes defined by x and y coordinates, and frequently z (elevation) coordinates.
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。
A geometric error model for CNC lathe and the measured data are presented in this paper.
本文给出了数控车床的几何误差模型和一台数控车床的实测数据。
The experiment data indicate that the value of a CNC lathe's geometric errors could be far larger than the value expected.
实验数据表明,数控车床的几何误差值可以大大超过人们估计的值;
In this paper, the design considerations of the geometric modelling for three types of furniture parts and the hierarchical data structure of the FCAD system are presented.
本文介绍了FCAD系统中三类家具零件几何模型与层次式数据结构的设计考虑。
In tills paper, the design considerations of the geometric modelling for three types of furniture parts and the hierarchical data structure of the FCAD system are presented.
本文介绍了FCAD系统中三类家具零件几何模型与层次式数据结构的设计考虑。
This paper deals with the multivariate vector analysis of quality data by geometric transformation, rotating coordinates and computation of the principal component of initial variables.
本文讨论多元质量数据的矢量分析方法,几何变换,坐标旋转和初始变量的主分量计算不同变量的主分量值。
The data of geometric characteristics, hydrodynamic and mass transfer performance of packing were obtained.
获得了该填料的几何特性、流体力学性能及传质性能数据。
The efficiency of geometric modelling is mainly decided by the design and realization of the data structure of modelling system.
几何造型的效率在很大程度上取决于相应系统数据结构的设计和实现。
It is of important value to study precise object positioning using these image data, of which the image geometric processing plays an important part.
将这些影像数据用于目标精确定位具有重要的现实意义,其关键技术在于影像的几何处理。
Detecting the geometric difference between the road networks has a realistic significance on the data update, data compression and quality check in navigation map.
道路网信息几何差异的检测在导航电子地图数据更新,数据压缩和质量检查中具有重要的现实意义。
Different CAD platforms need the corresponding data interface. So this thesis aims at this problem and the geometric programming interface based on UG. is studied in it.
不同的CAD平台需要有相应的数据转换接口,本论文就是针对这一问题,研究并开发了基于UG平台的几何编程转换接口。
An engineering graphic data warehouse is generated contained geometric shape data and related positional data, which are extracted from XML file.
从XML文件中提取几何形体,并确定其位置关系,形成了工程图形数据仓库。
Usually, for Mssbauer mirror spectra folding procedure is an effective way to eliminate the geometric effect of the base line, and to raise the data acquisition efficiency.
通常,对穆斯堡尔镜像谱折叠是消除基线几何效应的有效方法,数据获取效率也有所提高。
It includes some basic points such as scanning precision, format description of scanned data, conversion from the scanned data to generalized raster data, geometric correction and photograph merging.
阐述了扫描精度、扫描数据格式说明、转换成通用的栅格数据方法、几何纠正、像片拼接等基本问题。
It includes some basic points such as scanning precision, format description of scanned data, conversion from the scanned data to generalized raster data, geometric correction and photograph merging.
阐述了扫描精度、扫描数据格式说明、转换成通用的栅格数据方法、几何纠正、像片拼接等基本问题。
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