Liuru Hu, Xinming Tang, Zhi Zhang, Guoyuan Li, Jiyi Chen, Huaiqi Tian, Shuaitai Zhang, Junping Qiao, Xin Li. Accuracy optimization and assessment of GF-7 satellite multi-source remote sensing data[J]. Infrared and Laser Engineering, 2022, 51(6): 20210458
- Infrared and Laser Engineering
- Vol. 51, Issue 6, 20210458 (2022)
Fig. 1. Technical process of GF-7 satellite multi-source remote sensing data elevation and plane control
Fig. 2. Distribution of field inspection points
Fig. 3. Distribution of 21 field inspection points
Fig. 4. Distribution of laser detection point
Fig. 5. Distribution of footprint image feature points
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Table 1. Statistical table of laser spot accuracy detection classification
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Table 2. Statistical table of planar error of footprint image
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Table 3. Plane-elevation accuracy evaluation of uncontrolled DSM and DOM
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Table 4. Statistical table preliminary evaluation of uncontrolled DSM by laser data
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Table 5. Statistical table of accuracy evaluation by laser elevation optimization
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Table 6. Statistical table of accuracy evaluation by footprint-laser plane-elevation optimization
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Table 7. Statistical table of accuracy evaluation by field-laser plane-elevation optimization
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