Table 2 Key information about the data quality of the preprocessed point clouds (taking data at the heading stage as an example) and the roughly estimated platform cost and data cost
Data sources | Point density, pts/m2 | Point resolution, mm | Data volume, GB | Platform cost, $ | Data Cost, h | ||
|---|---|---|---|---|---|---|---|
Collection | Preprocessing | Total | |||||
TLS | 929,021.12 | 2.46 | 11.40 | 46,010.00 | 5.00 | 79.20 | 84.20 |
BLS | 17,761.30 | 15.02 | 0.22 | 70,515.00 | 0.30 | 2.30 | 2.60 |
GLS | 697,092.18 | 1.07 | 8.68 | 1,567,000.00 | 8.00 | 2.00 | 6.50 |
DAP | 40,051.30 | 12.73 | 0.48 | 1253.60 | 0.50 | 15.70 | 16.20 |