基于数据机理的植被叶面积指数遥感反演研究
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郭利彪,刘桂香,运向军,张勇,孙世贤
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Vegetation Leaf Area Index (LAI) Retrieval based on Data-based Mechanistic Model Using Remote Sensing Data
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Libiao Guo,Guixiang Liu,Xiangjun Yun,Yong Zhang,Shixian Sun
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表6 研究区不同植被类型反演结果统计
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Table 6 Retrieval vegetation LAI data statistics
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研究区 | 数据 | R2 | 偏差 | 相对偏差/% | STD | 相关性 STD |
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最小值 | 最大值 | 最小值 | 最大值 |
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农作物 (H24V04) | RED | 0.753 5 | -0.877 0 | 1.001 7 | -23.64 | 82.21 | 0.524 1 | 0.256 0 | NIR | 0.752 6 | -1.335 8 | 0.840 8 | -56.60 | 69.01 | 0.522 1 | 0.261 0 | BI | 0.635 5 | -1.957 1 | 0.854 9 | -45.51 | 83.23 | 0.783 5 | 0.316 2 | MOD15 | 0.567 9 | -2.450 | 1.281 6 | -72.97 | 105.2 | 1.121 1 | 0.438 6 | 林地 (H12V04) | RED | 0.799 6 | -1.328 7 | 1.210 1 | -62.10 | 32.88 | 0.478 9 | 0.196 8 | NIR | 0.716 3 | -1.396 9 | 1.421 1 | -54.78 | 38.62 | 0.565 4 | 0.217 9 | BI | 0.731 0 | -1.545 0 | 1.092 1 | -61.78 | 29.68 | 0.512 0 | 0.199 3 | MOD15 | 0.694 9 | -1.414 8 | 1.820 | -70.46 | 49.46 | 0.705 2 | 0.289 7 |
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