Auflistung nach Schlagwort "databases"

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  • Automatic road network extraction in suburban areas from high resolution aerial images 
    Grote, Anne; Rottensteiner, Franz (Göttingen : Copernicus GmbH, 2010)
    In this paper a road network extraction algorithm for suburban areas is presented. The algorithm uses colour infrared (CIR) images and digital surface models (DSM). The CIR data allow a good separation between vegetation ...
  • Multiple-model based update of belgian reference road data 
    Ziems, Marcel; Beyen, J.; Müller, Sönke; Roovers, S.; Heipke, Christian (Göttingen : Copernicus GmbH, 2011)
    This paper describes a semi-automatic system for road update based on high resolution orthophotos and 3D surface models. Potential update regions are identified by an object-wise verification of all existing database ...