Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2030 2030

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 15.7774 	land 	CRU	25.13	0.62
msl 	  2.1517 	global 	COADS	11.69	0.18
qnet 	 20.7725 	ocean 	OAFLUX	14.24	1.45
tp 	 37.9524 	global 	CMAP	38.87	0.97
ewss 	  7.9264 	ocean 	DASILVA	4.03	1.96
nsss 	  5.6101 	ocean 	DASILVA	3.10	1.80
SST 	 53.0153 	ocean 	GISS	17.21	3.08
SSS 	  0.1622 	ocean 	levitus	0.22	0.73
SICE 	1660.0277 	ocean 	GISS	0.34	4882.43
T 	 33.3307 	zonal 	ERA40	38.89	0.85
U 	  2.8852 	zonal 	ERA40	12.07	0.23
V 	  2.0875 	zonal 	ERA40	8.25	0.25
Q 	 32.3541 	zonal 	ERA40	29.41	1.10

Total Performance Index is : 376.5884
Partial PI (atm only) is   : 0.6000

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2030 2030

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.5640 	land 	CRU	25.13	0.46
msl 	  2.1517 	global 	COADS	11.69	0.18
qnet 	 19.5944 	ocean 	OAFLUX	14.24	1.37
tp 	 37.9524 	global 	CMAP	38.87	0.97
ewss 	  8.5691 	ocean 	DASILVA	4.03	2.12
nsss 	  4.9184 	ocean 	DASILVA	3.10	1.58
SST 	 53.0153 	ocean 	GISS	17.21	3.08
SSS 	  0.1622 	ocean 	levitus	0.22	0.73
SICE 	1660.0277 	ocean 	GISS	0.34	4882.43
T 	 32.9984 	zonal 	ERA40	38.89	0.84
U 	  2.7158 	zonal 	ERA40	12.07	0.22
V 	  1.9755 	zonal 	ERA40	8.25	0.23
Q 	 27.2164 	zonal 	ERA40	29.41	0.92

Total Performance Index is : 376.5484
Partial PI (atm only) is   : 0.5457