1) datum point
基准点
1.
Study on the application of datum point to Mohr circle;
Mohr圆基准点的应用研究
2.
The reliability analysis of datum points in GPS network;
GPS网平面基准点的可靠性分析
3.
Aimed at the problem of influencing fast and accurate arc-alignment for CCMs because of datum point missing,a series of technical and system reformation measures were put forward and implemented,providing a reliable guarantee for fast demarcation of datum marks,finally realizing the goal of fast and accurate calibration of arcs.
针对因关键基准点丢失影响连铸机快速、精确对弧的问题,提出并实施了一系列的技术和系统改进措施,为快速标定基准点提供了可靠的保证,最终实现快速、准确对弧。
2) reference point
基准点
1.
The problem of the numerical controlled machine going back reference point is debated in this paper.
本文讨论了数控机床归基准点的问题。
2.
The reference point on the aviation photograph is put forward and the auto examination method of BUT & TUT based on the shadow reference point is also given in this paper.
本文提出了航空照片图上的基准点 ,并给出了基于方向投影基准点的堑壕和交通壕自动检测方
3.
Aiming at how to improve fingerprint recognition rate,a new way of gaining reference point in the areas of the traditional triangular match is presented,and it matches fingerprint features combining variable boundary box.
针对如何提高指纹识别率,提出了一种三角形匹配中获取基准点的改进方法,同时结合可变界限盒思想进行指纹特征匹配,实现了高精度的指纹匹配。
3) datum mark
基准点
1.
Because the deformation of datum marks causes system error in data of deformation survey, the stable place should be sellected as datum marks to keep correctness of survey data, And the GPS should be used to improve survey quality and efficiency.
结合工程实例对铁路隧道施工过程的变形监测方案进行分析,由于基准点的位移导致变形观测数据出现系统误差。
2.
The ealuation of datum mark stability is one of most important parts in data processing of deformationmonitoring.
基准点的稳定性评价,是变形观测数据处理时不可忽视的重要内容。
3.
This paper discussed the settlement observation precision problem of highrise buildings,and expatiated on the selection scheme of datum mark and the observation method of settlement points,finally,the paper analyzed in detail the settlement observation precision of highrise buildings,and then got some of useful conclusions.
讨论了高层建筑沉降观测的精度问题,阐述了基准点的选择方案与沉降点的观测方法,最后通过实例对高层建筑物沉降观测的精度进行了具体的分析,并得出了一些有益的结论。
4) Base Point
基准点
1.
Transforming the coordinates of GPS network from WGS-84 system into a local system in a mining area using robust estimation under high breakdow contamination can not only detect unstable base points, but also estimate their movement values approximately, and consequently make the computing results of coordinate transfoming parameters reliability.
采用高崩溃污染率抗差估计，将ＧＰＳ网由ＷＧＳ－８４坐标系下的坐标转换成局部坐标系下的坐标，不仅能识别不稳定的地面基准点，而且对所产生的形变大小能作出近于实际的估计，从而保证了求得的坐标转换参数的可靠性。
2.
The base point of cylinder blocks and heads may be offset sometimes from correct position due to the fluctuation of many factors such as the molding process, state of equipments and pattern toolings, pouring flow rate and velocity, and the relative position of the core and mould, and so on.
缸体、缸盖的基准点往往由于造型工艺过程、设备工装状况、浇注液流流量和速度、砂芯与砂型相对位置等诸多因素的波动而发生偏移,为此必须对模具的基准倾向进行修正,并且要定期对模具基准点进行监控与维护。
5) reference minutiae
基准点
1.
The core and delta information is used to classify the fingerprint,and then the bifurcation ridge comparability is used to find reference minutiae according to the comparability of two ridges on which the highly reliable bifurcation lied.
该算法利用中心点和三角点信息对指纹进行分类并初匹配,然后用可靠性较高的分叉点所在脊线的相似度寻找出基准点对,根据基准点与周围特征点的关系筛选基准点对、确定变换参数,有效地解决基准点筛选受噪声影响问题,最后利用可变限界盒实现指纹匹配。
2.
The paper proposes a novel algorithm, which acquires a pair of reference minutiae and transform parameters for fingerprint matching according to the relationship between two subsets that consist of three neighboring minutiae derived from the two minutiae sets.
针对基准点定位困难的问题,提出了一种根据特征点集合中3个近邻点所组成的子集之间的相互关系来确定基准点以及变换参数的算法。
6) fiducial point
基准点
1.
This paper defines some local minutiae structures around core region, and according to the matching results of these structures, the fiducial point is extracted accurately.
在图像中心区域为若干细节点分别构造局部结构,根据这些结构的匹配结果实现了基准点的精确定位。
补充资料：使用基准显示对话框设置基准的显示
使用“基准显示”(Datum Display) 对话框，可以独立于基准图元的名称（标签）指定单个基准图元的显示状态。单击“视图”(View)>“显示设置”(Display Settings)>“基准显示”(Datum Display)，打开“基准显示”(Datum Display) 对话框。
对话框中有下列基准显示选项：
基准平面 (Datum Planes) - 显示基准平面及其名称。也可使用配置文件选项 display_planes 来设置。
基准平面标签 (Datum Plane Tags) - 显示基准平面名称。也可使用配置选项 display_plane_tags 来设置。
基准轴 (Datum Axes) - 显示基准轴及其名称。也可使用配置文件选项 display_axes 来设置。
轴标签 (Axis Tags) - 显示基准轴名称。也可使用配置选项 display_axis_tags 来设置。
点符号 (Point Symbols) - 显示基准点及其名称。也可使用配置文件选项 display_points 来设置。
点标签 (Point Tags) - 显示基准点名称。也可使用配置文件选项 display_point_tags 来设置。
坐标系 (Coordinate Systems) - 显示坐标系及其名称。也可使用配置文件选项 display_coord_sys 来设置。
坐标系标签 (Coordinate System Tags) - 显示坐标系名称。也可使用配置选项 display_coord_sys_tags 来设置。
旋转中心 (Spin Center) - 显示旋转中心符号。也可使用配置文件选项 spin_center_display 来设置。
曲线标签 (Curve Tags) - 显示曲线名称。也可使用配置选项 curve_tag_display 来设置。
使用“全选”(Select All) 或“取消全选”(Unselect All) 按钮，可一次显示或隐藏全部基准图元。
在“点符号”(Point Symbol) 下，可以指定想要用于指定点的符号类型。选项有“十字”(Cross)、“点”(Dot)、“圆”(Circle)、“三角形”(Triangle) 和“正方形”(Square)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条