Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
Figure 6
Figure 7
Figure 8
Pix4D-estimated volume and error of the volume
| Pix4D-computed volume [m3] | 51 577.17 |
| Error of volume [m3] | ±527.61 |
| Relative error [%] | 1.02 |
Estimated volumes and variation of the proposed algorithm from Pix4D
| Pix4D-computed volume [m3] | 51 577.17 |
| Proposed algorithm volume [m3] | 51 157.30 |
| Difference [m3] | ±419.87 |
| Relative error of the difference [%] | 0.81 |
Technical parameters of DJI Phantom 4 (Source: DJI (nd))
| Technical Data | Parameters |
|---|---|
| Aircraft | diagonal size: 350 mm, battery: 1380 g, maximum wind resistance: 10 m/s, maximum flight time: approx. 28 minutes, satellite positioning system: GPS and GLONASS |
| Intelligent flight battery | capacity: 5350 mA h, voltage: 15.2 V, net weight: 462 g, energy: 81.3 W h |
| Gimbal | controllable range: pitch: −90° to +30°, stabilisation(3-axis; pitch, roll, yaw, maximum controllable angular speed: pitch: 90°/s |
| Camera | sensor: 12.4 MP CMOS, lens: FOV 94° 20 mm [35-mm format equivalent] f/2.8 focus at 1, image size: 4000 × 3000 |
| Remote controller | Operating frequency: 2.400–2.483 GHz, battery: 6000 mA h LiPo25, operating current/voltage: 1.24@7.4V |