GPM和TRMM卫星日降水数据在黄河源区的适用性分析
刘兆晨, 杨梅学, 王学佳, 程立真

The GPM and TRMM satellite-based precipitation products applied in the source regions of the Yellow River
Zhaochen LIU, Meixue YANG, Xuejia WANG, Lizhen CHENG
表2 文中用于评价卫星降水产品表现的统计参数
Table 2 List of the statistical indexes used to quantify the performance of the satellite precipitation products
统计参数计算公式值域最优值
相关系数(CC)CC=Ti-T¯(Gi-G¯)Ti-T¯2(Gi-G¯)2[-1,1]1
相对偏差(BIAS)BIAS=i=1n(Ti-Gi)i=1nGi×100%(- ,)0
均方根误差(RMSE)RMSE=1ni=1n(Ti-Gi)2

[0,)

0

探测率(POD)POD=HH+M[0,1]1

误报率(FAR)

探测成功率(CSI)

FAR=FH+F

CSI=HH+M+F

[0,1]

[0,1]

0

1