Results 61 to 70 of about 2,726,573 (279)

GPS and property surveying [PDF]

open access: yes, 2015
In 2010 the Global Positioning System (GPS) developed by the United States military was the best known Global Navigation Satellite System (GNSS). Others included Russia’s GLONASS, China’s COMPASS and Europe’s GALILEO systems.
Drummond, J.
core  

Travel patterns during pregnancy: comparison between Global Positioning System (GPS) tracking and questionnaire data

open access: yesEnvironmental Health, 2013
BackgroundMaternal exposures to traffic-related air pollution have been associated with adverse pregnancy outcomes. Exposures to traffic-related air pollutants are strongly influenced by time spent near traffic.
Jun Wu   +6 more
semanticscholar   +1 more source

The Southeastern Sicily GPS network

open access: yesAnnals of Geophysics, 1995
The area located between Catania and Syracuse (Southeastern Sicily), characterised by the presence of the Simeto-Scordia-Lentini graben, was affected in the past by a strong seismicity as proved by the occurrence of seismic events strong enough to reach ...
F. Broccio   +4 more
doaj   +1 more source

Retrieving Precipitable Water Vapor From Shipborne Multi‐GNSS Observations [PDF]

open access: yes, 2019
©2019. American Geophysical UnionPrecipitable water vapor (PWV) is an important parameter for climate research and a crucial factor to achieve high accuracy in satellite geodesy and satellite altimetry. Currently Global Navigation Satellite System (GNSS)
Ge, Maorong   +8 more
core   +1 more source

Navstar/Global Positioning System [PDF]

open access: yes
The Global Positioning System (GPS) was developed to provide highly precise position, velocity, and time information to users anywhere in the area of the Earth and at any time. The GPS, when fully operational, will consist of 18 satellites in six orbital
Ananda, M.
core   +1 more source

Navigation in Antarctica Today: The Global Positioning System [PDF]

open access: yes
This site contains information that students use to investigate the use of the Global Positioning System (GPS) in Antarctica and across the globe. They conduct research on the Web to understand how and why GPS is used today. They also complete a hands-on

core   +1 more source

Active tectonics of the Eastern Mediterranean region: deduced from GPS, neotectonic and seismicity data

open access: yesAnnals of Geophysics, 1997
This paper reviews the main tectonic features of the Eastern Mediterranean region combining the recent information obtained from GPS measurements, seismicity and neotectonic studies.
R. Reilinger, A. Barka
doaj   +1 more source

Global Navigation Satellite System Positioning Under Interference Conditions

open access: yesIEEE Access
This paper contains a model of the flying object (FO) flight trajectory in the geocentric coordinate system and a model of FO position measurement errors using a Global Navigation Satellite System (GNSS) receiver under interference conditions.
Sebastian Cikovsky, Milan Dzunda
doaj   +1 more source

Productivity Analysis on Real-time Path Monitoring of Dumps [PDF]

open access: yes, 2016
GIS Global Map , GPS (Global Positioning System) , ,
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core   +1 more source

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