An Assessment of GCM Performance at a Regional Scale Using a Score-Based Method

Table 1

Statistics of climate variables and their weights.

Statistics of climate variables	Criteria	Weights
Mean	RE (relative error) (%)	1
Standard deviation	RE (%)	1
Temporal change	NRMSE (normalized root mean square error)	1
Monthly distribution	Correlation coefficient	1
Spatial distribution	Correlation coefficient	1
Trend and its magnitude	Mann-Kendall (M-K) test (Z)	0.5
	Sen’s slope (β)	0.5
Spatiotemporal variability	EOF1 (first vector)	0.5
	EOF2 (second vector)	0.5
Probability density functions (PDFs)	BS (Brier score)	0.5
	Sscore (significance score)	0.5