Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2060 2060

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.5033 	land 	CRU	25.13	0.73
msl 	  1.9868 	global 	COADS	11.69	0.16
qnet 	 20.2405 	ocean 	OAFLUX	14.24	1.42
tp 	 42.6079 	global 	CMAP	38.87	1.09
ewss 	  8.8475 	ocean 	DASILVA	4.03	2.19
nsss 	  5.5160 	ocean 	DASILVA	3.10	1.77
SST 	 55.2368 	ocean 	GISS	17.21	3.20
SSS 	  0.1828 	ocean 	levitus	0.22	0.83
SICE 	1285.0069 	ocean 	GISS	0.34	3779.43
T 	 39.5517 	zonal 	ERA40	38.89	1.01
U 	  2.8254 	zonal 	ERA40	12.07	0.23
V 	  2.3553 	zonal 	ERA40	8.25	0.28
Q 	 31.7059 	zonal 	ERA40	29.41	1.07

Total Performance Index is : 291.8007
Partial PI (atm only) is   : 0.6528

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2060 2060

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.6535 	land 	CRU	25.13	0.50
msl 	  1.9868 	global 	COADS	11.69	0.16
qnet 	 19.0476 	ocean 	OAFLUX	14.24	1.33
tp 	 42.6079 	global 	CMAP	38.87	1.09
ewss 	  9.4373 	ocean 	DASILVA	4.03	2.34
nsss 	  5.1033 	ocean 	DASILVA	3.10	1.64
SST 	 55.2368 	ocean 	GISS	17.21	3.20
SSS 	  0.1828 	ocean 	levitus	0.22	0.83
SICE 	1285.0069 	ocean 	GISS	0.34	3779.43
T 	 39.1438 	zonal 	ERA40	38.89	1.00
U 	  2.6804 	zonal 	ERA40	12.07	0.22
V 	  2.2445 	zonal 	ERA40	8.25	0.27
Q 	 26.0084 	zonal 	ERA40	29.41	0.88

Total Performance Index is : 291.7607
Partial PI (atm only) is   : 0.5885