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Table 5

Verification metrics used for performance analysis

Verification metricsFormulasPerfect score
Index of Agreement 
formula
 
(Equation (12)) 
Coefficient of determination 
formula
 
(Equation (13)) 
Nash–Sutcliffe 
formula
 
(Equation (14)) 
Mean Absolute Error 
formula
 
(Equation (15)) 
Root Mean Square Error 
formula
 
(Equation (16)) 
Percent Bias 
formula
 
(Equation (17)) 
False Alarm Ratio (FAR) 
formula
 
(Equation (18)) 
Probability of Detection (POD) 
formula
 
(Equation (19)) 
Continuous Ranked Probability Score (CRPS) 
formula
Fif- CDF of forecast, - CDF of observation 
(Equation (20)) 
Brier Score (BS) 
formula
 
(Equation (21)) 
Verification metricsFormulasPerfect score
Index of Agreement 
formula
 
(Equation (12)) 
Coefficient of determination 
formula
 
(Equation (13)) 
Nash–Sutcliffe 
formula
 
(Equation (14)) 
Mean Absolute Error 
formula
 
(Equation (15)) 
Root Mean Square Error 
formula
 
(Equation (16)) 
Percent Bias 
formula
 
(Equation (17)) 
False Alarm Ratio (FAR) 
formula
 
(Equation (18)) 
Probability of Detection (POD) 
formula
 
(Equation (19)) 
Continuous Ranked Probability Score (CRPS) 
formula
Fif- CDF of forecast, - CDF of observation 
(Equation (20)) 
Brier Score (BS) 
formula
 
(Equation (21)) 
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