基于航空多参数遥感的滨海湿地植物固碳能力研究
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赵国凤, 方彦奇, 陈浩峰, 严维兵, 黄岩, 陈伟
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Exploring carbon sequestration capacities of coastal wetland plants based on multi-parameter airborne remote sensing
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ZHAO Guofeng, FANG Yanqi, CHEN Haofeng, YAN Weibing, HUANG Yan, CHEN Wei
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表3 芦苇生物量的建模结果精度评价
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Tab.3 Accuracy evaluation of biomass model results for reed
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| 模型 | R2 | RMSE | | 数据 | 方法 | 编号 | 训练 | 验证 | 训练 | 验证 | | 基于高光谱相关波段 | MLR-Enter | R-M1 | 0.656 5 | 0.155 7 | 1.243 9 | 1.803 5 | | PLSR | R-M2 | 0.618 5 | 0.223 8 | 0.633 4 | 1.411 2 | | SVR | R-M3 | 0.663 6 | 0.255 6 | 0.486 5 | 0.910 9 | | 基于多种植被指数 | MLR-Enter | R-M4 | 0.623 3 | 0.315 8 | 1.228 3 | 2.523 4 | | PLSR | R-M5 | 0.475 8 | 0.280 8 | 0.742 5 | 1.333 6 | | SVR | R-M6 | 0.384 0 | 0.259 7 | 0.776 7 | 0.795 9 | 基于高光谱全谱段二
阶导数 | PLSR | R-M7 | 0.908 7 | 0.585 7 | 0.309 8 | 0.889 2 | | SVR | R-M8 | 0.919 3 | 0.839 4 | 0.095 1 | 0.399 7 |
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