Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1893 1893

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 23.1902 	land 	CRU	25.13	0.92
msl 	  2.3631 	global 	COADS	11.69	0.20
qnet 	 21.2773 	ocean 	OAFLUX	14.24	1.49
tp 	 31.5800 	global 	CMAP	38.87	0.81
ewss 	  7.9460 	ocean 	DASILVA	4.03	1.97
nsss 	  6.0771 	ocean 	DASILVA	3.10	1.96
SST 	 29.2790 	ocean 	GISS	17.21	1.70
SSS 	  0.1306 	ocean 	levitus	0.22	0.59
SICE 	2569.1970 	ocean 	GISS	0.34	7556.46
T 	 23.1646 	zonal 	ERA40	38.89	0.59
U 	  3.4551 	zonal 	ERA40	12.07	0.28
V 	  2.3069 	zonal 	ERA40	8.25	0.27
Q 	 29.3864 	zonal 	ERA40	29.41	0.99

Total Performance Index is : 582.1715
Partial PI (atm only) is   : 0.5800

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1893 1893

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 22.2568 	land 	CRU	25.13	0.88
msl 	  2.3631 	global 	COADS	11.69	0.20
qnet 	 20.1719 	ocean 	OAFLUX	14.24	1.41
tp 	 31.5800 	global 	CMAP	38.87	0.81
ewss 	  8.4823 	ocean 	DASILVA	4.03	2.10
nsss 	  5.5309 	ocean 	DASILVA	3.10	1.78
SST 	 29.2790 	ocean 	GISS	17.21	1.70
SSS 	  0.1306 	ocean 	levitus	0.22	0.59
SICE 	2569.1970 	ocean 	GISS	0.34	7556.46
T 	 21.0375 	zonal 	ERA40	38.89	0.54
U 	  3.1774 	zonal 	ERA40	12.07	0.26
V 	  2.1644 	zonal 	ERA40	8.25	0.26
Q 	 22.3248 	zonal 	ERA40	29.41	0.75

Total Performance Index is : 582.1338
Partial PI (atm only) is   : 0.5285