土壤水分对数字图像估算土壤有机碳的影响
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王梓阳, 贾浩, 赵钰, 张美俊, 冯美臣, 王超, 杨武德
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Effects of Soil Moisture on Digital Image Estimation of Soil Organic Carbon
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Wang Ziyang, Jia Hao, Zhao Yu, Zhang Meijun, Feng Meichen, Wang Chao, Yang Wude
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表4 各组最优颜色参数
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Table 4 Optimal color parameters of each group
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| 分组Group | 最优颜色参数Optimal color parameter | 1
| R,G,L*,V,R+B,R+G,G-B,1/R,1/G,lnR,lnG,R*G,1/L*,lnL*,1/S,lnS,1/V,lnV,S+V,S*V | 2
| R,L*,b*,S,R-B,R-G,R+G,G-B,ExR,1/R,1/G,lnR,lnG,1/L*,lnL*,1/b*,lnb*,1/S,lnS,1/V,lnV,S+V | | 3 | S,R-B,G-B,lnR,1/b*,lnb*,1/S,lnS | 4
| R,b*,S,R-B,G-B,ExR,1/R,lnR,1/b*,lnb*,1/S,lnS,S+V,S+V | | 5 | b*,G-B,1/b*,lnb*,1/S,lnS | | 6 | b*,1/b*,lnb*,1/S,lnS | | 7 | 1/b*,lnb*,1/S,lnS |
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