ISPRS-AnnalsISPRS Annals of Photogrammetry, Remote Sensing and Spatial Information SciencesISPRS-AnnalsISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci.2194-9050Copernicus PublicationsGöttingen, Germany10.5194/isprs-annals-IV-1-1-2018PREFACEJutziB.1WeinmannM.1HinzS.1Institute of Photogrammetry and Remote Sensing, Karlsruhe Institute of Technology, Karlsruhe, Germany26092018IV-113This work is licensed under the Creative Commons Attribution 4.0 International License. To view a copy of this licence, visit https://creativecommons.org/licenses/by/4.0/This article is available from https://isprs-annals.copernicus.org/articles/isprs-annals-IV-1-1-2018.htmlThe full text article is available as a PDF file from https://isprs-annals.copernicus.org/articles/isprs-annals-IV-1-1-2018.pdf