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CROWDSOURCING BIG TRACE DATA FILTERING: A PARTITION-AND-FILTER MODEL
Crowdsourcing traces Trace partitioning GPS trace filtering
2016/7/8
GPS traces collected via crowdsourcing way are low-cost and informative and being as a kind of new big data source for urban geographic information extraction. However, the precision of crowdsourcing ...
Can the polarization tagging of the ionogram trace deceive autoscaling methods? The Learmonth case
Ionospheric Monitoring Ionograms ARTIST Autoscala
2015/9/1
This paper focuses on the problem of invalid O/X polarization tagging of an ionogram and how this can affect ionogram autoscaling methods. To illustrate this problem, 623 ionograms recorded in March a...
RELATION BETWEEN FOSSIL FUEL TRACE GAS EMISSIONS AND SATELLITE OBSERVATIONS OF NOCTURNAL LIGHTING
DMSP nighttime lights trace gas emissions
2015/2/3
The vast majority of the world's fossil fuel trace gas emission sources can be detected and mapped using nighttime low light imaging data from the U.S. Air Force Defense Meteorological Satellite Progr...