土壤有机质含量地面高光谱估测模型对比分析
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王永敏, 李西灿, 田林亚, 贾斌, 杨惠
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Comparison and analysis of estimation models of soil organic matter content established by hyperspectral on ground
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Yongmin WANG, Xican LI, Linya TIAN, Bin JIA, Hui YANG
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表2 相关系数对比
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Tab.2 Comparison of correlation coefficient
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| 变换方法 | AP | DS | MP | MH | MD | LM | | 原始 | -0.205 | -0.217 | -0.196 | -0.151 | -0.171 | 0.230 | | SQ | -0.288 | -0.380 | -0.286 | -0.172 | -0.365 | 0.296 | | RE | 0.296 | 0.357 | 0.356 | 0.256 | 0.386 | -0.295 | | EXP | 0.482 | -0.534 | -0.518 | -0.472 | -0.484 | 0.305 | | LOG | -0.390 | -0.362 | -0.211 | -0.209 | -0.318 | 0.295 | | ES | 0.431 | -0.437 | -0.368 | -0.428 | -0.499 | 0.401 | | LS | -0.539 | -0.596 | -0. 432 | -0.631 | -0.628 | 0.521 | | DE1 | -0.282 | -0.329 | -0.287 | -0.273 | -0.286 | 0.224 | | LGD1 | -0.462 | -0.309 | 0.508 | 0.414 | 0.511 | 0.424 | | EXD1 | 0.337 | -0.321 | 0.409 | 0.458 | 0.406 | -0.245 |
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