Skip to main content

Table 1 Details of the four datasets validated (see Fig. 9)

From: val3dity: validation of 3D GIS primitives according to the international standards

   Buildings Primitives Time validation
  Sizea Total Parts Repb Valid Total Valid Default Overlap_tol=0.05c
Berlin1 933MB 22 771 3 S+Sem 74% 89 736 90% 1m19 s 1m19 s (74%)
DenHaag2 22MB 844 507 S 61% 1 990 85% 39 s 10m29 s (80%)
Montréal3 125MB 581 0 Sem 73% 1 744 88% 3 s 3 s (73%)
NRW4 16MB 797 95 S 83% 928 77% 5 s 35 s (83%)
  1. asize contains all the CityGML tags for the appearances (textures), although the size of the textures is not considered
  2. bS = Solid; Sem = only semantic surfaces
  3. cbetween brackets the % of Buildings that are valid with 5cm tolerance
  4. 1area “Charlottenburg-Wilmersdorf”, http://www.businesslocationcenter.de/en/downloadportal
  5. 2file 01_buildings.xml, https://data.overheid.nl/data/dataset/3d-model-den-haag
  6. 3tile VM11_2009.gml, https://tinyurl.com/yasunwpj
  7. 4file LoD2_496_5733_1_NW.gml, https://www.opengeodata.nrw.de/produkte/geobasis/3d-gm/
\