Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v370 2030 2030

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.6782 	land 	CRU	25.13	0.70
msl 	  1.8434 	global 	COADS	11.69	0.15
qnet 	 20.3194 	ocean 	OAFLUX	14.24	1.42
tp 	 39.1060 	global 	CMAP	38.87	1.00
ewss 	  7.6637 	ocean 	DASILVA	4.03	1.90
nsss 	  6.5024 	ocean 	DASILVA	3.10	2.09
SST 	 55.1518 	ocean 	GISS	17.21	3.20
SSS 	  0.1695 	ocean 	levitus	0.22	0.77
SICE 	1580.2432 	ocean 	GISS	0.34	4647.77
T 	 38.4223 	zonal 	ERA40	38.89	0.98
U 	  3.5472 	zonal 	ERA40	12.07	0.29
V 	  2.5922 	zonal 	ERA40	8.25	0.31
Q 	 28.9195 	zonal 	ERA40	29.41	0.98

Total Performance Index is : 358.5815
Partial PI (atm only) is   : 0.6300

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v370 2030 2030

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.7292 	land 	CRU	25.13	0.46
msl 	  1.8434 	global 	COADS	11.69	0.15
qnet 	 19.1483 	ocean 	OAFLUX	14.24	1.34
tp 	 39.1060 	global 	CMAP	38.87	1.00
ewss 	  8.9502 	ocean 	DASILVA	4.03	2.22
nsss 	  5.5524 	ocean 	DASILVA	3.10	1.79
SST 	 55.1518 	ocean 	GISS	17.21	3.20
SSS 	  0.1695 	ocean 	levitus	0.22	0.77
SICE 	1580.2432 	ocean 	GISS	0.34	4647.77
T 	 38.2082 	zonal 	ERA40	38.89	0.98
U 	  3.4332 	zonal 	ERA40	12.07	0.28
V 	  2.4535 	zonal 	ERA40	8.25	0.29
Q 	 24.3866 	zonal 	ERA40	29.41	0.82

Total Performance Index is : 358.5438
Partial PI (atm only) is   : 0.5685