Determination of the height of Mount Everest using the shallow layer method

Autor: Youchao Xie, Wenbin Shen, Jiancheng Han, Xiaole Deng

Publikováno v: Geodesy and Geodynamics, Vol 12, Iss 4, Pp 258-265 (2021)

Shallow layer method (SLM) based on the definition of the geoid can determine the gravity field inside the shallow layer. In this study, the orthometric height of Mount Everest (HME) is calculated based on SLM, in which the key is to construct the sh

Externí odkaz: https://doaj.org/article/9fcc4d9e692442b985ca3e4d04e62da9

Test of Determining Geopotential Difference between Two Sites at Wuhan Based on Optical Clocks’ Frequency Comparisons

Autor: Anh The Hoang, Ziyu Shen, Kuangchao Wu, An Ning, Wenbin Shen

Publikováno v: Remote Sensing, Vol 14, Iss 19, p 4850 (2022)

Applications of optical clocks in physical geodesy for determining geopotential are of increasing interest to scientists as the accuracy of optical clocks improves and the clock size becomes more and more compact. In this study, we propose a data pro

Externí odkaz: https://doaj.org/article/1f7f139784a541138effac9d41dbd281

On the topographic bias and density distribution in modelling the geoid and orthometric heights

Autor: Sjöberg Lars E.

Publikováno v: Journal of Geodetic Science, Vol 8, Iss 1, Pp 30-33 (2018)

It is well known that the success in precise determinations of the gravimetric geoid height (N) and the orthometric height (H) rely on the knowledge of the topographic mass distribution. We show that the residual topographic bias due to an imprecise

Externí odkaz: https://doaj.org/article/31dcdf2e94dd450db149924c19fab6a8

Application of artificial neural networks to height transformation

Autor: Mustafa Yilmaz, Bayram Turgut, Mevlut Gullu, Ibrahim Yilmaz

Publikováno v: Tehnički Vjesnik, Vol 24, Iss 2, Pp 443-448 (2017)

The vertical positioning has two indispensable constituents: the height and the relevant reference surface. The definition of the height differs according to the appointed reference surface. Global Navigation Satellite Systems (GNSS) ensure ellipsoid

Externí odkaz: https://doaj.org/article/77f5be8b188045af8f341c34cf8ac73f

Determination of Orthometric Height using GNSS and EGM Data: a Scenario of the Federal University of Technology Akure

Autor: Raufu Ibrahim Olatunji, Herbert Tata

Publikováno v: International Journal of Environment and Geoinformatics, Vol 8, Iss 1, Pp 100-105 (2021)
Volume: 8, Issue: 1 100-105
International Journal of Environment and Geoinformatics

The advent of Global Navigation Satellite System (GNSS) and Earth Gravitational Model (EGM)particularly Global Positioning System (GPS) has modernized geodetic surveying in providing horizontal and vertical positions of points with a sub-meter level

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b3b8d3a8120f438965dc325b0066c66b
https://doaj.org/article/cb4d4287223e497e83b096330ad5d837