The 5 mm geoid model for Estonia computed by the least squares modified Stokes's formula

A Ellmann, S Märdla, T Oja - Survey review, 2020 - Taylor & Francis
Computational stages of a new high-resolution 5 mm quasigeoid model for Estonia are
explained. Certain requirements for the quality and coverage of gravity data in the context of …

A comparative assessment of coastal mean dynamic topography in N orway by geodetic and ocean approaches

V Ophaug, K Breili, C Gerlach - Journal of Geophysical …, 2015 - Wiley Online Library
The ocean's mean dynamic topography (MDT) is the surface representation of ocean
circulation. It may be determined by the ocean approach, using numerical ocean circulation …

From discrete gravity survey data to a high-resolution gravity field representation in the Nordic-Baltic region

S Märdla, J Ågren, G Strykowski, T Oja, A Ellmann… - Marine …, 2017 - Taylor & Francis
The deduction of a regularly spaced gravity anomaly grid from scattered survey data is
studied, addressing mainly two aspects: reduction of gravity to anomalies and subsequent …

Regional geoid computation by least squares modified Hotine's formula with additive corrections

S Märdla, A Ellmann, J Ågren, LE Sjöberg - Journal of geodesy, 2018 - Springer
Geoid and quasigeoid modelling from gravity anomalies by the method of least squares
modification of Stokes's formula with additive corrections is adapted for the usage with …

Regional astrogeodetic validation of GPS/levelling data and quasigeoid models

C Voigt, H Denker, C Hirt - observing our changing Earth, 2009 - Springer
In the context of a GOCE regional validation and combination experiment in Germany, a
work package within the framework of the GOCE-GRAND II project, gravity observations …

On the non-uniqueness of local quasi-geoids computed from terrestrial gravity anomalies

I Prutkin, R Klees - Journal of Geodesy, 2008 - Springer
We consider the problem of local (quasi-) geoid modelling from terrestrial gravity anomalies.
Whereas this problem is uniquely solvable (up to spherical harmonic degree one) if gravity …

Geoid determination over Norway using global Earth gravity models

A Borge - 2013 - ntnuopen.ntnu.no
Due to increasing accuracy in measurements of the earth's gravity potential from
satellitemissions the goeid can be computed with higher resolution and accuracy than …

Strategies for connecting Imbituba and Santana Brazilian datums based on satellite gravimetry and residual terrain model

HD Montecino, SRC de Freitas - Earth on the Edge: Science for a …, 2014 - Springer
Due to the challenge that the Amazon Basin imposes for traditional geodetic surveys, the
Brazilian Fundamental Vertical Network (BFVN) is materialized in two independent parts: the …

[PDF][PDF] ALGORITHMS IN MATLAB TO COMPUTE A LOCAL GEOID MODEL FOR GEOMATICS PURPOSES.

M PEPE - Geographia Technica, 2022 - researchgate.net
The aim of the paper is to show a methodology in order to build a local geoid model using
the Compute-Remove-Restore technique; to achieve this aim, suitable algorithms in …

An overdetermined geodetic boundary value problem approach to telluroid and quasi-geoid computations

AA Ardalan, R Karimi, M Bilker-Koivula - Journal of Geodesy, 2010 - Springer
In this paper an overdetermined Geodetic Boundary Value Problem (GBVP) approach for
telluroid and quasi-geoid computations is presented. The presented GBVP approach can …