Quasi-geoid

Application and Analysis of Regional Quasi-geoid Results of Jiangsu Province

江苏省域似大地水准面成果的应用分析

GPS standard fitting quasi-geoid refinement study

GPS水准法拟合似大地水准面精化的研究

Development of GPS Mapping System Based on Shenzhen Local Quasi-geoid

深圳市GPS测图一体化系统的研制

Research on application of the grid model to refinement of quasi-geoid

基于格网模型的（似）大地水准面精化方法的研究

Feasibility study on city quasi-geoid simulation and its application

城区似大地水准面拟合的可行性研究与应用

Application of Quasi-geoid Model to GPS Height Converting in Urban Region

（似）大地水准面模型在城区GPS高程转换中的应用

The Theories and Methods of The Determination of Quasi-Geoid for Local Area of Land

陆地区域（似）大地水准面精化的理论和方法

Determination of Quasi-geoid and Precision Analysis Based on Zhuanghe Space Geodetic Network

基于庄河市空间大地全面控制网谈似大地水准面的确定及精度分析

Analysis on the Application of Refining Provincial Local Quasi-Geoid

省级区域精化（似）大地水准面应用分析

Realization of dynamic tide measuring and implementation of digital survey using Quasi-geoid Fitting technology ;

应用似大地水准面拟合技术，实现了动态验潮测量，实施了数字化测量；

Error analysis and prevention technique of quasi-geoid

似大地水准面的误差分析与抑制技术

The Several Technical Problems on Computing the HighResolution and High Accuracy Quasi-geoid in China

推算我国高精度和高分辨率似大地水准面的若干技术问题

Study of Quasi-geoid with Centimeter Level Accuracy in Wuxi City

无锡市厘米级似大地水准面的研究

Application of Bayesian Regulation BP Neural Network to Fit Two-Kind Quasi-geoid

Bayesian正则化BP神经网络拟合两类似大地水准面

The Quasi-geoid Interpolation of GPS Leveling Using DTM and Analysis of Its Effect

用DTM拟合GPS水准似大地水准面及其效果分析

The Comparation of Multiple Fitting Methods Used in Quasi-geoid Refinement

多种拟合方法在似大地水准面精化中的比较

Discussion of Some Problems of the Refinement on the Determination of High Precision and Resolution Local Quasi-geoid

高精度、高分辨率区域（似）大地水准面精化若干问题的探讨

Calculation and Inspection of Quasi-geoid Refining with Centimeter Level Accuracy in Harbin City

哈尔滨市厘米级精度似大地水准面精化计算与检核

The systematic bias of the two traditional vertical network was detected and analyzed by use of Chengdu quasi-geoid .

利用成都市似大地水准面模型探测和分析了两个传统高程控制网中可能存在的系统偏差。

Determination of Fuxin quasi-geoid without gravity data

无重力数据情况下阜新似大地水准面的确定

The Estimation of the Precision of Fitting GPS / Leveling Elevation Based on Original Quasi-geoid with Polynomial Method

利用原有似大地水准面成果多项式拟合GPS/水准高程的精度估计

This paper introduces statistical learning theory and support vector machine , proposes a new method , support vector machine technology , to simulate quasi-geoid .

介绍统计学习理论和支持向量机，提出利用支持向量机技术进行似大地水准面拟合。

Quasi-geoid Determination with Sub-centimeter Precision in City Guangzhou

广州市亚厘米级高精度似大地水准面的确定

To get the high precision and resolution quasi-geoid is a basic work to establish modern geodetic survey datum and geographical spatial basic frame .

获取高精度、高分辨率大地水准面是建立现代大地测量基准和地理空间基础框架的基础性工作。

Investigations on Some Problems in High-Precision Quasi-geoid Determination ; at right angles to the plane of the horizon or a base line .

高精度似大地水准面精化中的若干问题研究与水平面或者基准面成直角。

Geiod or quasi-geoid is a height datum for acquiring geospatial information .

大地水准面或似大地水准面是获取地理空间信息的高程基准面。

Residuals used in normal fitting method , not only takes into account the quasi-geoid model for the geometric properties , but also take into account its physical properties .

所采用的正常高残差拟合方法，既顾及了似大地水准面模型的几何特性，又顾及了其物理特性。

The relative accuracy and absolute accuracy in the refining of quasi-geoid using the height anomaly difference adjustment were calculated and discussed for plains and mountainous areas respectively .

分别在平原和山区地形条件下，计算分析了高程异常差平差法进行似大地水准面精化的相对精度和绝对精度。

On Some Problems of Mesozoic Terrigenous Volcanic Series in Fujian , Zhejiang and Jiangxi Provinces Improvement of regional quasi-geoid in Zhe Min Gan

浙闽赣区域似大地水准面精化

The results show that the relative accuracy of this engineering quasi-geoid has reached 0.025m . It can substitute direct leveling and satisfy the need of the local engineering construction .

实际检测结果表明，该似大地水准面模型相对精度达到了±0.025m，可代替几何水准测量，满足该地区工程建设的要求。