Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v245 2040 2040

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 23.8928 	land 	CRU	25.13	0.95
msl 	  2.3905 	global 	COADS	11.69	0.20
qnet 	 19.2596 	ocean 	OAFLUX	14.24	1.35
tp 	 42.5692 	global 	CMAP	38.87	1.09
ewss 	  8.9452 	ocean 	DASILVA	4.03	2.21
nsss 	  6.4176 	ocean 	DASILVA	3.10	2.07
SST 	 63.9930 	ocean 	GISS	17.21	3.71
SSS 	  0.1717 	ocean 	levitus	0.22	0.78
SICE 	1141.1870 	ocean 	GISS	0.34	3356.43
T 	 49.5883 	zonal 	ERA40	38.89	1.27
U 	  2.8810 	zonal 	ERA40	12.07	0.23
V 	  2.4414 	zonal 	ERA40	8.25	0.29
Q 	 34.1123 	zonal 	ERA40	29.41	1.15

Total Performance Index is : 259.3638
Partial PI (atm only) is   : 0.7400

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v245 2040 2040

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.5031 	land 	CRU	25.13	0.65
msl 	  2.3905 	global 	COADS	11.69	0.20
qnet 	 18.0649 	ocean 	OAFLUX	14.24	1.26
tp 	 42.5692 	global 	CMAP	38.87	1.09
ewss 	  9.7066 	ocean 	DASILVA	4.03	2.40
nsss 	  5.6519 	ocean 	DASILVA	3.10	1.82
SST 	 63.9930 	ocean 	GISS	17.21	3.71
SSS 	  0.1717 	ocean 	levitus	0.22	0.78
SICE 	1141.1870 	ocean 	GISS	0.34	3356.43
T 	 49.4032 	zonal 	ERA40	38.89	1.27
U 	  2.8040 	zonal 	ERA40	12.07	0.23
V 	  2.3472 	zonal 	ERA40	8.25	0.28
Q 	 29.6115 	zonal 	ERA40	29.41	1.00

Total Performance Index is : 259.3169
Partial PI (atm only) is   : 0.6742