Information and Knowledge Management using ArcGIS ModelBuilder

Teresa Santos, Ségio Freire and José António Tenedório
Table 3: Urban indicators based on VHR data, in the city of Lisbon
Acknowledgements
Indicator based on VHR data Value
Green area available in the city 29 %
Tree area available in the city 13 %
Bare soil available in the city 101 %
Impervious area available in the city 58 %
Building area available in the city 14 %
Impervious area that is occupied by Building 4
Green area vs. impervious area 0.5
Pervious area vs. impervious area 0.7
This work was conducted in the framework of project GeoSat - Methodologies to extract large scale
GEOgraphical information from very high resolution SATellite images, funded by the Portuguese
Foundation for Science and Technology (PTDC/GEO/64826/2006).
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