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TAG: GPS data

Image: National Geodetic Survey

The differences between published Geoid18 and Geoid12B values in Southern Louisiana

April 1, 2020

My February 2020 column provided an analysis of the differences between the latest published hybrid Geoid18 values provided […]


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This article is tagged with , , , , , , , , and posted in Opinions, Survey
Schematic of Tesla’s system shows two vehicles (102, 120) feeding data to a network, a server and a reference station. (Image: Tesla)

Tesla granted US patent for positioning tech

February 6, 2019

Tesla has developed a technology aimed at providing more accurate positioning for autonomous cars by sharing data between […]


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This article is tagged with , , , , , , , , and posted in Latest News, Transportation
Image: GPS World

Moving mountains: Alps researchers detect a decade of movement

August 27, 2018

Our Earth is constantly on the move, as the current Kilauea eruption dramatically illustrates. But capturing data on […]


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This article is tagged with , , , , , , , , and posted in Featured Stories, Opinions, Survey
Image: GPS World

GPS Data, Satellite Images Used to Study Icelandic Caldera

June 1, 2015

Access to satellite images and GPS data has allowed scientists to document the collapse of the Bárðarbunga caldera, a volcano beneath the Vatnajökull ice cap in […]


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This article is tagged with , , , , and posted in Featured Stories, GIS News