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USING OSM, GEO-TAGGED FLICKR PHOTOS AND AUTHORITATIVE DATA: A QUALITY PERSPECTIVE

Vyron Antoniou, Andriani Skopeliti, Cidalia Fonte, Linda See, Seraphim Alvanides

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The appearance of OpenStreetMap (OSM) in 2004 sparked a phenomenon known as Volunteered Geographic Information (VGI). Today, VGI comes in many flavours (e.g. toponyms, GPS tracks, geo-tagged photos, micro-blogging or complete topographic maps) and from various sources. One subject that has attracted research interest from the early days of VGI is how good such datasets are and how to combine them with authoritative datasets. To this end, the paper explores three intertwined subjects from a quality point of view First, we examine the topo-semantic consistency of OSM data by evaluating a number of rules between polygonal and linear features and then paying special attention to quality of Points of Interest (POIs). A number of topo-semantic rules will be used to evaluate the validity of features’ location. The focus then turns to the use of geo-tagged photos to evaluate the location and type of OSM data and to disambiguate topological issues that arise when different OSM layers overlap.
Original languageEnglish
Title of host publication6th International Conference on Cartography & GIS
Subtitle of host publicationProceedings
EditorsTemenoujka Bandrova, Milan Konečný
Place of PublicationBasel, Switzerland
PublisherInternational Cartographic Association (ICA)
Pages482-492
Number of pages11
Volume1,2
Publication statusPublished - 13 Jun 2016
Event6th International Conference on Cartography & GIS - Albena, Bulgaria
Duration: 13 Jun 201617 Jun 2016
https://iccgis.cartography-gis.com/

Publication series

NameInternational Conference on Cartography and GIS
PublisherInternational Cartographic Association (ICA)
ISSN (Electronic)1314-0604

Conference

Conference6th International Conference on Cartography & GIS
Country/TerritoryBulgaria
CityAlbena
Period13/06/1617/06/16
Internet address

Keywords

  • VGI
  • OpenStreetMap
  • geo-tagged photos
  • authoritative data
  • quality

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