Fig 1.
Location of study sites and distribution of sample plots (Map of Zambia shape files with permission from Republic of Zambia Survey Department).
Table 1.
Summary of diameter at breast height (DBH) and tree height (TH) data collected for 10 most dominant species at Mwekera site.
Table 2.
Summary of diameter at breast height (DBH) and tree height (TH) data collected for 10 most dominant species at Miengwe site.
Fig 2.
Forest structural estimation workflow.
Fig 3.
(a) T-Drone M1200 platform with 100-C sensor, (b) ground station and GNSS base station, (c) 100-sensor, and (d) aerial view of launch station.
Table 3.
T-Drone M1200 and GS-100C sensor specifications.
Table 4.
Description of metrics derived from UAS-lidar data.
Table 5.
Candidate models for field estimated forest structural attributes prediction using UAS-lidar metrics (see table 3 for UAS-lidar metrics description).
Table 6.
Summary of cross validation results of model for R2, RSME and rRSME, Bias and rBias.
Fig 4.
Shows a comparison of UAS-lidar estimated and field estimated FSA for Mwekera and Miengwe sites utilizing single site data models and combined data models.
(a) above ground biomass, (b) basal area, (c) diameter at breast height and (d) volume.
Table 7.
Local model transferability R2, RMSE and rRSME, Bias and rBias.