Results 11 to 20 of about 6,187 (170)

Preliminary Unification of Kronsztadt86 Local Vertical Datum with Global Vertical Datum

open access: yesReports on Geodesy and Geoinformatics, 2015
The study concerns computation of the gravity potential difference between the Kronsztadt86 datum and the global vertical datum. This method is based on the use of ellipsoidal heights from satellite observations, normal heights obtained from the ...
Łyszkowicz Adam   +2 more
doaj   +3 more sources

THE IMPACT OF SEA LEVEL RISE ON GEODETIC VERTICAL DATUM OF PENINSULAR MALAYSIA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Sea level rise is rapidly turning into major issues among our community and all levels of the government are working to develop responses to ensure these matters are given the uttermost attention in all facets of planning.
A. H. M. Din   +4 more
doaj   +2 more sources

Vertical datum transformation grids for Mexico. [PDF]

open access: yesSci Data, 2020
Vertical datum transformation grids for Mexico and Mexico's Digital Surface Model referenced to the EGM96 vertical datum.1) Transformation surface between NGVD29 and NAVD 88: MexicoTransGridmmNGVD29toNAVD88.zip2) Transformation surface between NGVD29 and
Carrera-Hernández JJ.
europepmc   +2 more sources

GPS, su datum vertical.

open access: yesUniciencia, 2004
La introducción de la metodología GPS en aplicaciones topográficas y geodésicas pone en notoria evidencia la clásica separación de sistemas de referencia en horizontal y vertical.
Esteban Dörries, Julio Roldán
doaj   +2 more sources

Absolute vertical motion of the Amsterdam Ordnance Datum (NAP) [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2020
The backbone of the Amsterdam Ordnance Datum (NAP) is a network of about 400 primary subsurface markers. Relative movements between the primary subsurface markers are measured with spirit levelling once in 10–20 years.
R. Reudink   +3 more
doaj   +1 more source

Efficient modeling of height datum based on GIS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Since the proposal of Digital Earth, its research and applications are continuing to be deepened, and now Smart City is more indepth implementation of the Digital Earth.
Q. Qiao
doaj   +1 more source

Unification of a Global Height System at the Centimeter-Level Using Precise Clock Frequency Signal Links

open access: yesRemote Sensing, 2023
The International Association of Geodesy (IAG) aims to establish the International Height Reference System (IHRS) as one of its primary scientific objectives. Central to the realization of the IHRS is global vertical datum unification, which requires the
Ziyu Shen   +8 more
doaj   +1 more source

Platinum Group Element Traces of CAMP Volcanism Associated With Low‐Latitude Environmental and Biological Disruptions

open access: yesGeophysical Monograph Series, Page 263-304., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jessica H. Whiteside   +3 more
wiley  

+1 more source

Določitev višinske transformacijske ploskve na območju vzhodne Slovenije (= Determination of the height transformation surface in an area of eastern Slovenia)

open access: yesGeodetski Vestnik, 2022
In this work, we analyzed the quality of height transformation between the old height system SVS2000 (vertical datum Trieste) and the new height system SVS2010 (vertical datum Koper).
Božo Koler   +2 more
doaj   +1 more source

A Method to Construct Depth Datum Geodesic Height Model for GNSS Bathymetric Survey

open access: yesJournal of Marine Science and Engineering, 2022
Water depth measurement requires the establishment of one or more tidal stations in the survey area for synchronous water level observation, and finally the water depth is estimated to the depth datum.
Chenyang Tian   +5 more
doaj   +1 more source

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