基于Landsat 8与实测数据的水质参数反演研究
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吴欢欢,国巧真,臧金龙,乔悦,朱丽,何云海
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Study on Water Quality Parameter Inversion based on Landsat 8 and Measured Data
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Huanhuan Wu,Qiaozhen Guo,Jinlong Zang,Yue Qiao,Li Zhu,Yunhai He
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表7 氨氮浓度的拟合模型
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Table 7 Fitting model of ammonia nitrogen concentration
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因子 | 模型 | R2 | 函数关系式 | MAD |
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B6 | 线性 | 0.598 | Y=0.289+0.002X | 0.339 | 对数 | 0.588 | Y=-5.349+1.079ln(X) | 0.360 | B7 | 线性 | 0.622 | Y=0.139+0.003X | 0.246 | 对数 | 0.603 | Y=-5.992+1.2ln(X) | 0.336 | B5+B6 | 线性 | 0.600 | Y=0.251+0.001X | 0.410 | 对数 | 0.597 | Y=-6.237+1.116ln(X) | 0.343 | B5+B7 | 线性 | 0.606 | Y=0.180+0.001X | 0.491 | 对数 | 0.597 | Y=-6.587+1.176ln(X) | 0.330 | B6+B7 | 线性 | 0.611 | Y=0.219+0.001X | 0.404 | 对数 | 0.597 | Y=-6.450+1.137ln(X) | 0.345 |
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