Month: June 2015
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Extracting raw GPS data from OpenStreetMap – an LGPL tool
We are happy to announce that a new JAVA-based tool is available that allows extracting raw GPS data from the OpenStreetMap GPS planet file. The tool is under LGPL license. It allows to specify a bounding box and to export the extracted data to 3D-Shapefiles. Besides the full GPS planet file there are also regional…
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Maxim Rylov is Winner of the Cartographic Perspectives 2014 Student Peer-Reviewed Paper Competition
Our postdoctoral member Maxim Rylov was recently awared the first prize in the 2014 peer-reviewed paper competition of Cartographic Perspectives (Journal of the North American Cartographic Information Society NACIS). The prizewinning paper is entitled “Pairwise Line Labeling of Geographic Boundaries: An Efficient and Practical Algorithm“. The jury praised the paper to be “impressively useful and…
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A Conceptual Quality Framework for Volunteered Geographic Information (VGI)
The assessment of the quality of volunteered geographic information (VGI) is cornerstone to understand the fitness for purpose of VGI in many application domains. Most analyses focus on the geometric and positional quality, and only sporadic attention has been devoted to the interpretation of the data, i.e., the communication process through which consumers try to…
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First Arctic Expedition for 3D Earth Observation of Permafrost (Mackenzie Delta, Canada) within our PermaSAR Project
In June 2015 the LiDAR Research Group (LRG), Heidelberg University, performed a joint expedition with the Alfred-Wegener Institute (AWI). This was our first field expedition within the PermaSAR research project, which is funded by the BMWi / German Aerospace Center (DLR) from 2015 to 2018. The project PermaSAR aims at developing a novel method for…
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“Transactions in GIS” increases Impact Factor by nearly 40%
We are happy to learn and inform that the Impact Factor (IF) of the International Journal “Transactions in GIS” according to the new ISI Journal Citation Reports © Ranking (Thomson Reuters 2015) has seen a nearly 40% increase from 1.000 to 1.398 from 2013 to 2014. The new IF means that “Transactions in GIS” is…
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Colloquium Talk: Falk Zscheile on legal aspects of GI
The next talk in our regular colloquium series is quickly approaching. This week Falk Zscheile (Staatsbetrieb Sächsische Informatik Dienste, Dresden) will shed light on the quality of geographic data and information from a rather unconventional perspective: a legal point of view. We invite you to the public talk, which will take place on Thursday, 25th…
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OpenRouteService in QGIS – Plugin
Together with the help of our friends from Geolicious OSM routing with our OpenRouteService now has been made available within Quantum GIS. The “OSM Route” plugin is published in the offical QGIS repository and can be simply installed via the QGIS plugin manager (please enable experimental plugins within QGIS, see screenshot below, then search for…
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How to find the fastest way out of a dense human crowd using your smartphone?
In our research “Routing in Dense Human Crowds Using Smartphone Movement Data and Optical Aerial Imagery“, we propose a navigation approach for smartphones that enables visitors of major events to avoid crowded areas or narrow streets and to navigate out of dense crowds quickly. Two types of sensor data are integrated. Real-time optical images acquired…
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Crowdsourcing Accessibility Information – Talk at University of Education Heidelberg
Yesterday, a talk was given by Stefan Hahmann within the frame of the colloquium series of the geography department at Heidelberg University of Education. The talk was entitled “Crowdsourcing for individual needs – the example of wheelchair routing“. Besides a general introduction to the field of crowdsourcing, VGI and OpenStreetMap, our research and development activities…
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TV report on PsychoGeoinformatics (MakingOf)
Yesterday a team from SWR television visited the GIScience group Heidelberg to shoot a movie for a TV report about our joint work on investigating and modeling the relationship between environmental or socio-demographic characteristics of a region and mental stress in urban areas. The PsychoGeography project is conducted together with the Psychoepidemiologisches Zentrum (PEZ) at…