From: Development of a Web GIS for small-scale detection and analysis of COVID-19 (SARS-CoV-2) cases based on volunteered geographic information for the city of Cologne, Germany, in July/August 2020
Land use classification unit
Edited house perimeters
Continuous urban fabric (S.L.: > 80%)
27
Discontinuous dense urban fabric (S.L.: 50%—80%)
3
Industrial, commercial, public, military and private units
8