Results 21 to 30 of about 26,941 (300)

GPS Satellite Surveying in Developing Countries - A Review

open access: yesJournal of King Saud University: Engineering Sciences, 1989
The use of the GPS system for survey and geodesy is a technological breakthrough that will revolutionize the standards, accuracy, speed and practice of every day surveying.
Ibrahim Al-Kadi
doaj   +1 more source

Transformation procedures in 3D terrestrial coordinate systems [PDF]

open access: yesActa Montanistica Slovaca, 2001
Transformation procedures belong to the main tasks of surveyor working in a field of geodesy, for example in satellite geodesy or astronomical geodesy.
Sedlák Vladimír
doaj  

Erratum

open access: yesGeodesy and Cartography, 2014
"Erratum on the article ‘The role of texture information and data fusion in topographic objects extraction from satellite data’" Geodesy and Cartography.
Kuldeep Chaurasia, Pradeep Kumar Garg
doaj   +1 more source

Editorial for Multi-Constellation Global Navigation Satellite Systems: Methods and Applications

open access: yesRemote Sensing, 2018
This is a great era of significant changes and innovations in the field of geodesy and navigation with the emerging multi-constellation Global Navigation Satellite Systems (GNSS) [...]
Jianghui Geng, Maorong Ge
doaj   +1 more source

Localized Subsidence Zones in Gävle City Detected by Sentinel-1 PSI and Leveling Data

open access: yesRemote Sensing, 2020
Among different sets of constraints and hazards that have to be considered in the management of cities and land use, land surface subsidence is one of the important issues that can lead to many problems, and its economic consequences cannot be ignored ...
Nureldin A. A. Gido   +2 more
doaj   +1 more source

Arne Bjerhammar- a personal summary of his academic deeds

open access: yesJournal of Geodetic Science, 2021
Arne Bjerhammar is well known worldwide mainly for his research in physical geodesy but also for introducing a new matrix algebra with generalized inverses applied in geodetic adjustment.
Sjöberg L. E.
doaj   +1 more source

Research on GNSS positioning and applications in Poland in 2015–2018 [PDF]

open access: yesGeodesy and Cartography, 2019
This review paper presents research results on geodetic positioning and applications carried out in Poland, and related to the activities of the International Association of Geodesy (IAG) Commission 4 “Positioning and Applications” and its working groups.
Paweł Wielgosz   +3 more
doaj   +1 more source

Estimation of gravity noise variance and signal covariance parameters in least squares collocation with considering data resolution

open access: yesAnnals of Geophysics, 2016
The article describes an implementation of the negative log-likelihood function in the determination of uncorrelated noise standard deviation together with the parameters of spherical signal covariance model in least squares collocation (LSC) of gravity ...
Wojciech Jarmołowski
doaj   +1 more source

The three Swedish kings of geodesy – Speech at the NKG General Assembly dinner in 2022

open access: yesJournal of Geodetic Science, 2023
During the 1950s–1970s, there were three geodesy professors in Sweden. Before and after that period the only such position was at KTH in Stockholm. One in the triple proposed the creation of the Nordic Geodetic Commission, which was realized in 1953 and ...
Sjöberg Lars E.
doaj   +1 more source

Sequential Generation of Multi-GNSS Multi-Frequency PPP-RTK Products and Their Performance Using the EUREF Permanent GNSS Network

open access: yesRemote Sensing, 2023
In the classic Precise Point Positioning (PPP) approach, observations of Global Navigation Satellite Systems (GNSS) are processed at the network level to generate satellite clocks and positions.
Hans Daniel Platz
doaj   +1 more source

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