Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v585 2026 2026

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.4247 	land 	CRU	25.13	0.65
msl 	  1.9673 	global 	COADS	11.69	0.16
qnet 	 20.1229 	ocean 	OAFLUX	14.24	1.41
tp 	 39.4155 	global 	CMAP	38.87	1.01
ewss 	  7.7232 	ocean 	DASILVA	4.03	1.91
nsss 	  5.6861 	ocean 	DASILVA	3.10	1.83
SST 	 52.7229 	ocean 	GISS	17.21	3.06
SSS 	  0.1396 	ocean 	levitus	0.22	0.63
SICE 	1799.7792 	ocean 	GISS	0.34	5293.46
T 	 32.7981 	zonal 	ERA40	38.89	0.84
U 	  2.5475 	zonal 	ERA40	12.07	0.21
V 	  2.2325 	zonal 	ERA40	8.25	0.27
Q 	 27.5131 	zonal 	ERA40	29.41	0.93

Total Performance Index is : 408.1823
Partial PI (atm only) is   : 0.5814

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v585 2026 2026

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.8741 	land 	CRU	25.13	0.47
msl 	  1.9673 	global 	COADS	11.69	0.16
qnet 	 18.9235 	ocean 	OAFLUX	14.24	1.32
tp 	 39.4155 	global 	CMAP	38.87	1.01
ewss 	  8.1247 	ocean 	DASILVA	4.03	2.01
nsss 	  4.7046 	ocean 	DASILVA	3.10	1.51
SST 	 52.7229 	ocean 	GISS	17.21	3.06
SSS 	  0.1396 	ocean 	levitus	0.22	0.63
SICE 	1799.7792 	ocean 	GISS	0.34	5293.46
T 	 32.4501 	zonal 	ERA40	38.89	0.83
U 	  2.4422 	zonal 	ERA40	12.07	0.20
V 	  2.1222 	zonal 	ERA40	8.25	0.25
Q 	 22.5825 	zonal 	ERA40	29.41	0.76

Total Performance Index is : 408.1284
Partial PI (atm only) is   : 0.5257