基于Cubist的中国植被区域叶绿素荧光数据重建

沈洁,辛晓平,张景,苗晨,王旭,丁蕾,沈贝贝

Reconstruction of SIF Remote Sensing Data of Vegetation in China based on Cubist

Jie Shen,Xiaoping Xin,Jing Zhang,Chen Miao,Xü Wang,Lei Ding,Beibei Shen

表1 模型拟合精度与验证精度统计

Table 1 model fitting accuracy and verification accuracy statistics

Land Use=TURE Fitting Validation 样本量 MAE RE R R2 RMSE 10 000 0.077 0.439 7 0.790 0.632 7 0.104 7 50 000 0.077 0.435 6 0.792 0.637 7 0.103 9 87 000 0.077 0.429 6 0.797 0.639 4 0.103 7 139 200 0.076 0.428 9 0.799 0.651 1 0.103 5 174 000 0.069 0.356 0 0.817 0.662 1 0.097 0 Land Use=FALSE Fitting Validation 样本量 MAE RE R R2 RMSE 10 000 0.078 0.446 1 0.781 0.616 8 0.106 9 50 000 0.078 0.439 5 0.786 0.617 4 0.106 9 87 000 0.077 0.433 5 0.791 0.621 5 0.106 3 139 200 0.077 0.432 1 0.794 0.618 1 0.106 7 174 000 0.070 0.359 0 0.813 0.641 6 0.100 1