Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c370 2023 2023

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 15.4760 	land 	CRU	25.13	0.61
msl 	  2.5595 	global 	COADS	11.69	0.21
qnet 	 19.5389 	ocean 	OAFLUX	14.24	1.37
tp 	 46.2612 	global 	CMAP	38.87	1.19
ewss 	  7.9841 	ocean 	DASILVA	4.03	1.98
nsss 	  5.7497 	ocean 	DASILVA	3.10	1.85
SST 	 45.0894 	ocean 	GISS	17.21	2.61
SSS 	  0.1586 	ocean 	levitus	0.22	0.72
SICE 	1734.5102 	ocean 	GISS	0.34	5101.50
T 	 28.0426 	zonal 	ERA40	38.89	0.72
U 	  3.7064 	zonal 	ERA40	12.07	0.30
V 	  2.4434 	zonal 	ERA40	8.25	0.29
Q 	 28.1777 	zonal 	ERA40	29.41	0.95

Total Performance Index is : 393.4076
Partial PI (atm only) is   : 0.6100

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c370 2023 2023

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.1924 	land 	CRU	25.13	0.48
msl 	  2.5595 	global 	COADS	11.69	0.21
qnet 	 18.3071 	ocean 	OAFLUX	14.24	1.28
tp 	 46.2612 	global 	CMAP	38.87	1.19
ewss 	  8.3224 	ocean 	DASILVA	4.03	2.06
nsss 	  5.5337 	ocean 	DASILVA	3.10	1.78
SST 	 45.0894 	ocean 	GISS	17.21	2.61
SSS 	  0.1586 	ocean 	levitus	0.22	0.72
SICE 	1734.5102 	ocean 	GISS	0.34	5101.50
T 	 27.6426 	zonal 	ERA40	38.89	0.71
U 	  3.5379 	zonal 	ERA40	12.07	0.29
V 	  2.3034 	zonal 	ERA40	8.25	0.27
Q 	 22.9154 	zonal 	ERA40	29.41	0.77

Total Performance Index is : 393.3746
Partial PI (atm only) is   : 0.5600