基于SMAP亮温数据反演青藏高原玛曲区域土壤未冻水

陈家利,郑东海,庞国锦,李新

Retrieval of Soil Unfrozen Water in Maqu Region of Tibetan Plateau based on SMAP Brightness Temperature Measurement

Jiali Chen,Donghai Zheng,Guojin Pang,Xin Li

表1 土壤未冻水反演值与实测值之间的误差统计表

Table 1 Error statistics between inversion values and measured values of unfrozen soil water

反演算法 降轨 升轨 ubRMSE/(m3/m3) Bias/(m3/m3) RMSE/(m3/m3) R ubRMSE/(m3/m3) Bias/(m3/m3) RMSE/(m3/m3) R SCA-V 0.052 -0.027 0.059 0.92 0.035 -0.005 0.035 0.95 SCA-H 0.054 -0.035 0.065 0.91 0.049 0.007 0.049 0.94 DCA 0.052 -0.031 0.061 0.91 0.039 -0.001 0.039 0.95