Fig. 9From: Forest in situ observations using unmanned aerial vehicle as an alternative of terrestrial measurementsStem location estimation at the breast height from the UAV, mobile and stationary platforms. The left axis represents the RMSE (bars) in cm and the right axis represents the completeness (solid line with ‘+’ markers) in percentages. In the completeness of manual measurements from the ULS data, only those trees for which the stem was identifiable at the breast height in the point cloud were taken into accountBack to article page