1) 3D coordinates
三维坐标
1.
The accuracy analysis of point-point distance calculated by 3D coordinates;
由三维坐标值计算两点距离的精度分析及应用
2.
This paper states the principles of rapid obtaining the 3D coordinates of each point in an image based on the spectrometry.
阐述了基于光谱分析的快速获取图像中各点三维坐标的方法原理,主要讨论实现该方法的颜色分类技术,即将图像颜色按立体划分为亮度,色调,饱和度和标定技术,即确定空间颜色面的方
3.
The effect of the optical error of the cat’s eye retro-reflector on the laser tracking 3D coordinates measuring system and the main sources of the optical error of the cat’s eye retro-reflector are introduced.
介绍了猫眼光学误差对激光跟踪三维坐标测量系统的影响及猫眼光学误差的主要来源,设计了一种猫眼光学误差的测量原理并构建了相应的测量装置,论述了测量数据处理方法以及在进行激光跟踪三维坐标测量时对猫眼光学误差进行修正的方法。
3) 3D coordinate
三维坐标
1.
In the laser tracking 3D coordinate measuring system,the self-calibration should be made before measurement that would take effect mostly on the result.
在激光跟踪干涉三维坐标测量系统中,系统的标定精度直接影响着系统最终测量精度。
2.
The working principle,main functions and characteristics of a laser tracking 3D coordinate measuring system are introduced;the design of laser tracking interferometer which constructs the system is dissertated.
介绍了一种柔性激光跟踪三维坐标测量系统的工作原理及其主要功能特点,对组成系统的激光跟踪干涉仪的设计做了论述。
3.
By the total station 3D coordinate method, measuring 3D coordinate of random four points on the surface of ball, the 3D coordinate of ball center can be got after calculation.
在高空球型网架的施工脚手架拆除后,不能用常规方法测量网架球心三维坐标。
4) three-dimensional coordinates
三维坐标
1.
The three-dimensional coordinates of the workpieces were worked out.
利用Harris角点检测法提取工件的特征点,然后基于极线约束准则和灰度相似性计算,对左右图像中的特征点进行匹配,并计算出工件特征点的三维坐标。
2.
By GPS positioning, we can obtain the three-dimensional coordinates of stations: latitude B, longitude L and ellipsoidal height H.
GPS定位可同时求得测站的三维坐标:经度L,纬度B和大地高H。
5) 3-D calibration
三维标定
1.
Initially a 3-D calibration benchmark was established in object space,thus the camera subsystem can be calibrated with the benchmark in light of the concept of benchmark transmission.
摄像子系统坐标系与投影子系统都具有标定的准确度之后,可以根据位错点阵编码三维成像技术的解码算法获得深度图像空间坐标的计算值,然后将其与物体空间的三维标定数据基准进行比较,建立目标函数为误差平方和最小的非线性优化方程。
6) space ball
三维鼠标
1.
The paper also explains the key techniques about how to use some major MFC class and how to realize the virtual reality wandering by the 3D space ball in the system.
给出了系统的软硬件平台,说明了虚拟机床三维场景的绘制方法,探讨了机床几何建模和对大数据量的场景进行优化的技术,并就三维鼠标在虚拟制造机床中的应用以及视点控制等关键技术、MFC中关键类的调用等进行了说明。
2.
The paper also explains the key techniques about how to realize the virtual reality wandering by the 3D space ball in the system.
给出了系统的软硬件平台,说明了虚拟机床三维场景的绘制方法,探讨了机床几何建模和对大数据量的场景进行优化的技术,并就三维鼠标在虚拟制造机床中的应用以及视点控制等关键技术进行了说明。
补充资料:AutoCAD二维文件转化成solidworks三维文件
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说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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