Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v245 2031 2031

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.1294 	land 	CRU	25.13	0.68
msl 	  2.7281 	global 	COADS	11.69	0.23
qnet 	 20.0292 	ocean 	OAFLUX	14.24	1.40
tp 	 48.6123 	global 	CMAP	38.87	1.25
ewss 	  8.7065 	ocean 	DASILVA	4.03	2.16
nsss 	  5.9786 	ocean 	DASILVA	3.10	1.92
SST 	 51.1513 	ocean 	GISS	17.21	2.97
SSS 	  0.1543 	ocean 	levitus	0.22	0.70
SICE 	1591.9172 	ocean 	GISS	0.34	4682.10
T 	 31.7223 	zonal 	ERA40	38.89	0.81
U 	  5.2930 	zonal 	ERA40	12.07	0.43
V 	  3.0036 	zonal 	ERA40	8.25	0.36
Q 	 25.7210 	zonal 	ERA40	29.41	0.87

Total Performance Index is : 361.2215
Partial PI (atm only) is   : 0.6614

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v245 2031 2031

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.5656 	land 	CRU	25.13	0.46
msl 	  2.7281 	global 	COADS	11.69	0.23
qnet 	 18.8287 	ocean 	OAFLUX	14.24	1.32
tp 	 48.6123 	global 	CMAP	38.87	1.25
ewss 	  9.1736 	ocean 	DASILVA	4.03	2.27
nsss 	  5.6894 	ocean 	DASILVA	3.10	1.83
SST 	 51.1513 	ocean 	GISS	17.21	2.97
SSS 	  0.1543 	ocean 	levitus	0.22	0.70
SICE 	1591.9172 	ocean 	GISS	0.34	4682.10
T 	 31.4499 	zonal 	ERA40	38.89	0.80
U 	  5.1562 	zonal 	ERA40	12.07	0.42
V 	  2.9078 	zonal 	ERA40	8.25	0.35
Q 	 20.9954 	zonal 	ERA40	29.41	0.71

Total Performance Index is : 361.1853
Partial PI (atm only) is   : 0.6028