基准点

上饶市山区水土保持GPS生态监测网平面基准点的选择与检验

Selection and Examination of the Plane Datum Point of GPS Ecological Monitoring Net of Soil and Water Conservation in Shangrao Mountainous Region

Mohr圆基准点的应用研究

Study on the application of datum point to Mohr circle

关于GPS网约束平差时基准点的选取

Selection of Datum Points in Constrained Adjustment of a GPS Network

GPS网平面基准点的可靠性分析

The reliability analysis of datum points in GPS network

GPS网空间基准点定位误差引起的平差成果误差的微分公式

The differential formulas of the adjustment results errors caused by spatial datum point positioning error

基准点法和表面匹配法加权结合的MRI图像和EEG电极的配准

MRI and EEG Electrode Registration by Weighted Combination of Points and Surface Matching

基准点对GPS工程网精度的影响及其可靠性检验方法

Influence of Datum Points on Precision of GPS Engineering Network and the Method of Their Reliability Testing

基于Matlab的拟稳平差法在沉降观测基准点检验中的应用

The Application of Quasi-stable Adjustment Based on Matlab Software to the Benchmark Stability Inspection in Subsidence Observation

检测ECG叠加基准点的FIR带通滤波器的优化设计

An Optimum Design of FIR Bandpass Filter for Detecting ECG Superposition Trigger Jitter

实验结果表明用该滤波器可准确检测ECG叠加基准点。

Experimental result show that ECG superposition trigger jitter can be detected accurately by using the filter .

数值计算结果表明，采用似单差法进行GPS监测时，可以不考虑基准点是否存在变形。

The calculated result shows that the similar single-difference method can deal with GPS deformation monitoring despite the base point deformation or not .

从一种大地基准点转换到另一种需要专门的算法，而且要求用户受过训练，SpatialExtender不支持这种转换。

Conversion from one datum to another requires specialized algorithms and trained users , and is not supported by the Spatial Extender .

GPS动态定位中大部分进行的是平面作业，不需要点的精确高程，可采用简便的基准点算法进行平面坐标转换。

The author points out the reference point calculation method in switching plane survey coordinates can be applied in dynamic location survey of GPS instead of point precise height .

TPM正是以设备管理维护为基准点的一套被发达国家广泛采用的生产保养系统。

TPM is production maintenance system based on equipment management and comprehensive adopted by developed country .

用变形后的监测点和基准点上的GPS载波相位观测值组成双差观测值，提出一种滑坡监测的卡尔曼滤波模型。

This paper gives a kalman filter model of landslide monitoring using double difference observation data through the GPS the carrier phase observation data on monitoring point after deformation and base point .

结合圆形PCB基准点，分别对模板匹配算法和基于圆拟合的PCB基准点识别算法做了仿真实验。

Simulation experiments are conducted to verify the effectiveness of template matching method and circle fitting method based on the circular geometry of the PCB mark .

而当这些驱动器快速地从某个容量基准点增长时，它们的RPM并没有相应地增加。

And while these drives are growing very quickly from a capacity standpoint , they are not getting much faster in terms of RPMs .

根据此算法，在SGI并行机上研制了并行计算软件，并对其进行了基准点测试。

Using this method , this paper studies parallel calculation software in SGI parallel computer and tests its reference point .

它取代常规的测量控制网，提供了一组永久性的、不断更新的动态基准点。但是，GPS观测数据中存在系统误差和偶然误差。

Replacing the conventional measurement of the control network , it provides a set of dynamic reference points which are permanent and updated continuously . However , the observations of GPS contain a lots of systematic errors and accidental errors .

这些可执行的UML航路的基准点是已经利用全面的MDD及完全可执行的模型的系统&也就是，MDD的非常先进的形式。

The benchmark for these executable UML pilots was a system already using full-scale MDD with fully executable models & that is , a very advanced form of MDD .

依据基准点与载体平台GPS接收机之间同步观测数据将激光点云在扫描仪坐标系下的坐标经过多次坐标转换，得到基准点所在当地坐标系下的坐标。

According to the datum marks and the observed data between it and GPS receiver on the carrier-platform , the dot-cloud coordinations of the building-side scanned by LS is transferred into the local coordinations by some kind of coordinate transform models .

在理论研究指导下，合理地设置并观测了基准点，布设了相应的监测点，在拟订的观测计划下进行了GPS监测网8个周期的观测。

With the direction of the theory , it is reasonable to set and observe the reference point and locate the correspond monitoring point . Following the monitoring plan , the 8 cycles of the monitoring are taken on the GPS monitoring network .

由于具有两种不同的水下航行动力，AIP潜艇位置基准点问题与普通柴电潜艇的位置基准点问题具有很大的不同。

Since AIP submarine has two different underwater propelling powers the flaming datum problem of AIP submarine is different from that of ordinary diesel-electric submarine .

从ICA算法的基准点出发，探讨了固定点算法中寻找W叠代公式的原理和方法，对分离一个独立成分和分离n个独立成分的运算方法进行了推导和分析；

In this paper , a detailed analysis about the theory and iteration algorithms of the fixed-point ICA algorithm has been made . Two methods of the separation about one signal and the separation about n signals image were given .

理论和模拟的结果表明，浮动基准点存在，在散射系数比较大的情况下，漫射近似和P3近似的结果跟模拟比较接近。

The studies show that the floating-reference point exists , and the results of diffusion and P3 approximation are close to the simulation in the relatively large scattering coefficient .

同时研究了采用GPS定位技术进行位移监测涉及到的基准点设置和稳定性检验、监测点设置及监测网的优化、监测周期的确定、监测误差及监测计划拟订等。

Some techniques on the displacement monitoring with GPS , such as the reference point location , stability test , monitoring point setting , optimizing the monitoring network , determination of the monitoring period , monitoring error and drawing the monitoring plan etc. are discussed .

对于基准点精度，若监测距离在10km以内，在取消SA政策后，利用单点定位结果即可满足要求。

For the base point accuracy , if the monitoring distance is within 10km , and the SA policy removed , the result of single-point positioning can meet the requirement .

对应力分析图解法的基准点唯一性进行了分析，进一步研究了Mohr圆基准点的应用。

The sole nature of datum point to stress analysis graphic method is analyzed , and the application of datum point to Mohr circle is further investigated .

第四章研究了不同坐标系统之间常用的坐标变换模型，结合工程的实际应用情况和GPS动态定位的特点，给出了一种行之有效的转换模型&基准点二维坐标转换模型。

In chapter 4 , analyzes and researchs common models of coordinate conversion between different coordinate system , based on combining actual application in dredging project and characteristic of GPS dynamic positioning , presents a practically efficient conversion model - coordinate conversion model of benchmark planar .

利用高频GPS坐标时间序列中噪声的自相关性构建了噪声自相关函数，提出基于分形算法的Kalman滤波消噪模型，实现GPS沉降变形的提取与基准点坐标的沉降改正。

It constructs noise autocorrelation function with the use of noise autocorrelation in the high-frequency GPS coordinate time series , puts forward the Kalman filtering denoising model based on the fractal algorithm , and fulfills GPS subsidence deformation extract and the reference point coordinates settlement corrections . 3 .