Category: VGI Group
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ohsomeHeX provides access to OSM feature history
Did you ever wonder how your city was mapped over time, how geometries were changed and refined, how mistakes were added and corrected again? Then read on: ohsomeHex has a great new feature for you – the individual object’s zoom-in-history-view. To continue in providing valuable insights into the quality and development process of OpenStreetMap data, we…
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LOKI at vEGU 2021 on 26 and 29 April
Join us and many European researchers from the Earth, planetary and space sciences in the virtual European Geosciences Union (EGU) assembly from 19 to 30 April 2021! Are you interested in innovative methods and concepts applied to natural hazards? Then join our 2-minute talks on research within the LOKI project on Monday, 26 April, and…
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Two-part Mapathons for better new user retention?
The project “25 Mapathons“ goes into the next phase. Based on the experience of until today 17 OSM mapathons with German Red Cross (GRC) chapter and an extensive literature review on the success of mapathons, the “25 Mapathons” team has identified several points of possible improvement in the way how mapathons are conducted in general:…
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HeiGIT und DRK veröffentlichen weiteres Trainingsmaterial zu Mapathons
Gemeinsam mit dem Deutschen Roten Kreuz (DRK) hat das HeiGIT heute das Dokument “Die häufigsten Fehler beim „mappen“ mit dem iD-Editor & deren Lösung” veröffentlicht. Das Dokument ist komplementär zum Handbuch zur Veranstaltung von Mapathons, welches bereits 2020 veröffentlicht wurde. Das neue Dokument beschreibt kurz und bündig häufig auftretende Fehler beim Mappen und soll so noch unerfahrenen Mapper*innen…
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New publication on the Impact of Community Happenings in OpenStreetMap
Online knowledge projects such as OpenStreetMap (OSM) and Wikipedia have gained high importance, trust and even economic value. These projects and their content are maintained and enhanced by online communities that evolve around them. Yet, these communities and their members are often ignored when the respective data or knowledge is used. In a recent publication…
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New paper published about the OSM Sketch Map Tool
The Sketch Map Tool supports participatory mapping approaches and risk communication. An new paper presents the different functionalities of the tool. OSM data quality can be evaluated regarding the fitness for the sketch-map-approach. Based on the great idea of Field Papers, paper maps can be printed out for the use in the field, and afterwards,…
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The evolution of humanitarian mapping within the OpenStreetMap community
In the past 10 years, the collaborative maps of OpenStreetMap (OSM) have been used to support humanitarian efforts around the world as well as to fill important data gaps for implementing major development frameworks such as the Sustainable Development Goals (SDGs). In a recently accepted paper we provide a comprehensive assessment of the evolution of…
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Starkregen in Heidelberg: Zusammenarbeit mit Bürgern der Stadt
Starkregen stellt eine besondere Gefährdung in Heidelberg dar. Studierende haben bereits im Rahmen eines Seminars der GIScience und in Zusammenarbeit mit dem Amt für Umweltschutz, Gewerbeaufsicht und Energie der Stadt Heidelberg Informationen zu Starkregen in Handschuhsheim mit partizipativen Methoden gesammelt und analysiert (Blogbeitrag). Nun bietet die Stadt Heidelberg über die Infoseite www.heidelberg.de/starkregen ein Portal zur…
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OSM History Analysis with ohsomeHeX v1.0
Get valuable insights into the quality and development process of OpenStreetMap data with ohsomeHeX! We are proud to announce a new release that provides a completely redesigned UI that makes it easier to keep track of all relevant information. Choose one or more topics, choose different areas of interest and let ohsomeHeX create comparison graphs…
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Integration of Authoritative and Volunteered Geographic Information for updating Urban Mapping: Challenges and Potentials
A recently published paper provides a bibliometric review between integration of authoritative and volunteered geographic information (VGI) for the specific purpose of cartographic updating of urban mappings. The adopted methodology was through a bibliometric survey of the literature published by Web of Science and Science Direct. The period was evaluated from 2005 to 2020 and…
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Introducing ohsome2label tool to generate training samples from OpenStreetMap for geospatial deep learning
After more than a decade of rapid development of volunteered geographic information (VGI), VGI has already become one of the most important research topics in the GIScience community. Almost in the meantime, we have witnessed the ever-fast growth of geospatial deep learning technologies to develop smart GIServices and to address remote sensing tasks, for instance,…
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Einführung in OpenStreetMap und humanitäres Mapping bei der AGIT 2020
HeiGIT unterstützt Workshops zu OpenStreetMap und humanitärem Mapping auf der AGIT 2020 In dieser Woche findet die jährliche AGIT-Konferenz und das parallele GI Forum statt. Während die Konferenz bereits seit mehr als 30 Jahren erfolgreich Vertreter aus Wissenschaft, angewandter Forschung und Wirtschaft nach Salzburg brachte, musste aufgrund der Corona Situation zum ersten Mal auf eine…