[HTML][HTML] Influencing factors on the accuracy of local geoid model

SJ Jalal, TA Musa, AHM Din, WAW Aris… - Geodesy and …, 2019 - Elsevier
Different modification methods and software programs were developed to obtain accurate
local geoid models in the past two decades. The quantitative effect of the main factors on the …

Empirical comparison between stochastic and deterministic modifiers over the French Auvergne geoid computation test-bed

R Goyal, J Ågren, WE Featherstone, LE Sjöberg… - Survey …, 2022 - Taylor & Francis
Since 2006, several different groups have computed geoid and/or quasigeoid (quasi/geoid)
models for the Auvergne test area in central France using various approaches. In this …

A practical software package for computing gravimetric geoid by the least squares modification of Hotine's formula

RA Abbak, A Ellmann, A Ustun - Earth science informatics, 2022 - Springer
Today's geodetic community starts to model an accurate gravimetric geoid within a 5 mm
level, which entirely meets the demands of all technical and geoscientific studies. In this …

Hybrid geoid model over peninsular Malaysia (PMHG2020) using two approaches.

MF Pa'suya, AH Md Din, RA Abbak… - Studia Geophysica …, 2022 - search.ebscohost.com
We describe the development of a hybrid geoid model for Peninsular Malaysia, based on
two approaches. The first approach is utilising an ordinary method fitting the gravimetric …

Compilation of the new detailed geoid model HKGEOID-2022 for the Hong Kong territories

A Nsiah Ababio, R Tenzer - Marine Geodesy, 2022 - Taylor & Francis
Abstract Number of detailed geoid models have been developed to convert geodetic heights
measured by the Global Navigation Satellite Systems (GNSS) to heights in the Hong Kong …

Comparison of the KTH and remove–compute–restore techniques to geoid modelling in a mountainous area

RA Abbak, B Erol, A Ustun - Computers & geosciences, 2012 - Elsevier
In mountainous regions, a gravimetric geoid determination is a difficult task which needs
special attention to obtain reliable results satisfying the demands, eg of the engineering …

Refinement of gravimetric geoid model by incorporating terrestrial, marine, and airborne gravity using KTH method

MF Pa'suya, AHM Din, MYM Yusoff, RA Abbak… - Arabian journal of …, 2021 - Springer
We compute a new gravimetric geoid model for Peninsular Malaysia (PMGG2020) based on
the Royal Institute of Technology (KTH) method. The PMGG2020 was computed from 8474 …

Impact of the UNB topographical density model on precise geoid determination in the high mountainous region

N Yilmaz - Survey Review, 2024 - Taylor & Francis
A precise gravimetric geoid model is computed utilising Stokes's formula, supposing an
absence of topography above the geoid. Subsequently, the geoid model undergoes a …

A precise geoid model of Bosnia and Herzegovina by the KTH method and its validation

D Krdžalić, RA Abbak - Survey Review, 2023 - Taylor & Francis
We compute the first gravimetric geoid model for Bosnia and Herzegovina (BHG2022)
based upon the KTH method and additive corrections. The BHG2022 is computed with the …

The Uganda gravimetric geoid model 2014 computed by the KTH method

LE Sjöberg, A Gidudu, R Ssengendo - Journal of Geodetic Science, 2015 - degruyter.com
For many developing countries such as Uganda, precise gravimetric geoid determination is
hindered by the low quantity and quality of the terrestrial gravity data. With only one gravity …