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QGIS is a cross-platform GIS application licensed under the GNU General Public License.

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Discerning dwelling types in QGIS? [closed]

In QGIS, I want to discern between a number of building types, based on topology. I have data on buildings, parcels and addresses. … However, I do not know how to implement these rules in QGIS. How should I go about this? How do I calculate perimeter overlap? How do I distinguish between opposite sides of a polygon? …
M.M. Middeldorp's user avatar