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Figure 1: (a) Orthoimage; (b) Primary mask. Missing buildingsof the reference method are marked by red coloured region inboth images.
Figure 4: Standard deviation (std.) of height of all the extractedplanar segments. Black and blue vertical lines represent std
Figure 6: Extracted planar segments after applying a rule-basedtree removal method, represented by different colours.
Table 2: Building detection results. Pixel-based: completeness(ings and buildings overCpa), correctness (CRpa), quality (Qpa), area omission error(Aoe), area commission error (Ace), branching factor (Bf), andmiss factor (Mf) for buildings and buildings ove
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