无人机多角度成像方式的饲料油菜生物量估算研究
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张建, 谢田晋, 尉晓楠, 王宗铠, 刘崇涛, 周广生, 汪波
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Estimation of feed rapeseed biomass based on multi-angle oblique imaging technique of unmanned aerial vehicle
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ZHANG Jian, XIE Tian-Jin, WEI Xiao-Nan, WANG Zong-Kai, LIU Chong-Tao, ZHOU Guang-Sheng, WANG Bo
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表5 五相机倾斜摄影系统与单个垂视相机获取的CSM的差异比较
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Table 5 Comparison of CSM obtained by the oblique photography system and single vertical camera
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统计量 Statistics (cm) | 飞行高度 Flight height | 40 m | | 60 m | | 80 m | 油菜 Rapeseed | 道路 Road | 土壤 Soil | | 油菜 Rapeseed | 道路 Road | 土壤 Soil | | 油菜 Rapeseed | 道路 Road | 土壤 Soil | 最大值 Maximum | 5.68 | 4.13 | 0.91 | | 1.34 | 0.10 | -2.53 | | 2.53 | 0.45 | -3.86 | 最小值 Minimum | -14.95 | -8.36 | -8.38 | | -17.94 | -16.26 | -16.93 | | -8.89 | -10.99 | -13.89 | 平均值 Mean | 3.38 | 2.91 | 4.62 | | 7.88 | 5.12 | 9.26 | | 4.94 | 3.51 | 8.28 | 极差 Range | 20.63 | 12.49 | 9.29 | | 19.28 | 16.36 | 14.40 | | 11.42 | 11.44 | 10.03 | 标准差 SD | 3.24 | 2.72 | 2.25 | | 3.24 | 2.79 | 2.83 | | 2.57 | 2.08 | 2.05 |
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