On vehicle tracking data-based road network generation

  • Authors:
  • Sophia Karagiorgou;Dieter Pfoser

  • Affiliations:
  • Institute for the Management of Information Systems, Research Center "Athena", Maroussi, Greece;Institute for the Management of Information Systems, Research Center "Athena", Maroussi, Greece

  • Venue:
  • Proceedings of the 20th International Conference on Advances in Geographic Information Systems
  • Year:
  • 2012

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Abstract

Road networks are important datasets for an increasing number of applications. However, the creation and maintenance of such datasets pose interesting research challenges. This work proposes an automatic road network generation algorithm that takes vehicle tracking data in the form of trajectories as input and produces a road network graph. This effort addresses the challenges of evolving map data sets, specifically by focusing on (i) automatic map-attribute generation (weights), (ii) automatic road network generation, and (iii) by providing a quality assessment. An experimental study assesses the quality of the algorithms by generating a part of the road network of Athens, Greece, using trajectories derived from GPS tracking a school bus fleet.