TY - JOUR A1 - Alsadik, B. A1 - Gerke, M. A1 - Vosselman, G. T1 - Visibility analysis of point cloud in close range photogrammetry JO - ISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Annals VL - II-5 SP - 9 EP - 16 Y1 - 2014/05/28 PB - Copernicus Publications SN - 2194-9050 UR - https://isprs-annals.copernicus.org/articles/II-5/9/2014/ L1 - https://isprs-annals.copernicus.org/articles/II-5/9/2014/isprsannals-II-5-9-2014.pdf DO - 10.5194/isprsannals-II-5-9-2014 ER -