Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c370 2062 2062

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 39.9150 	land 	CRU	25.13	1.58
msl 	  1.9792 	global 	COADS	11.69	0.16
qnet 	 20.1873 	ocean 	OAFLUX	14.24	1.41
tp 	 48.6529 	global 	CMAP	38.87	1.25
ewss 	  7.8513 	ocean 	DASILVA	4.03	1.94
nsss 	  6.1906 	ocean 	DASILVA	3.10	1.99
SST 	103.2726 	ocean 	GISS	17.21	6.00
SSS 	  0.2139 	ocean 	levitus	0.22	0.97
SICE 	1024.7263 	ocean 	GISS	0.34	3013.90
T 	102.9861 	zonal 	ERA40	38.89	2.64
U 	  3.8083 	zonal 	ERA40	12.07	0.31
V 	  2.9754 	zonal 	ERA40	8.25	0.36
Q 	 71.7449 	zonal 	ERA40	29.41	2.43

Total Performance Index is : 233.4569
Partial PI (atm only) is   : 1.2471

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c370 2062 2062

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 25.6590 	land 	CRU	25.13	1.02
msl 	  1.9792 	global 	COADS	11.69	0.16
qnet 	 19.0500 	ocean 	OAFLUX	14.24	1.33
tp 	 48.6529 	global 	CMAP	38.87	1.25
ewss 	  9.1927 	ocean 	DASILVA	4.03	2.28
nsss 	  5.4953 	ocean 	DASILVA	3.10	1.77
SST 	103.2726 	ocean 	GISS	17.21	6.00
SSS 	  0.2139 	ocean 	levitus	0.22	0.97
SICE 	1024.7263 	ocean 	GISS	0.34	3013.90
T 	102.8267 	zonal 	ERA40	38.89	2.64
U 	  3.6513 	zonal 	ERA40	12.07	0.30
V 	  2.8824 	zonal 	ERA40	8.25	0.34
Q 	 68.5459 	zonal 	ERA40	29.41	2.33

Total Performance Index is : 233.4069
Partial PI (atm only) is   : 1.1485