Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v370 2041 2041

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 21.7694 	land 	CRU	25.13	0.86
msl 	  1.9051 	global 	COADS	11.69	0.16
qnet 	 19.8160 	ocean 	OAFLUX	14.24	1.39
tp 	 45.5988 	global 	CMAP	38.87	1.17
ewss 	  8.4732 	ocean 	DASILVA	4.03	2.10
nsss 	  5.8412 	ocean 	DASILVA	3.10	1.88
SST 	 65.2970 	ocean 	GISS	17.21	3.79
SSS 	  0.1990 	ocean 	levitus	0.22	0.90
SICE 	1264.8641 	ocean 	GISS	0.34	3720.18
T 	 48.3358 	zonal 	ERA40	38.89	1.24
U 	  2.5414 	zonal 	ERA40	12.07	0.21
V 	  2.3005 	zonal 	ERA40	8.25	0.27
Q 	 34.2204 	zonal 	ERA40	29.41	1.16

Total Performance Index is : 287.3315
Partial PI (atm only) is   : 0.7242

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v370 2041 2041

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 14.5538 	land 	CRU	25.13	0.57
msl 	  1.9051 	global 	COADS	11.69	0.16
qnet 	 18.5966 	ocean 	OAFLUX	14.24	1.30
tp 	 45.5988 	global 	CMAP	38.87	1.17
ewss 	  9.1473 	ocean 	DASILVA	4.03	2.26
nsss 	  5.5468 	ocean 	DASILVA	3.10	1.78
SST 	 65.2970 	ocean 	GISS	17.21	3.79
SSS 	  0.1990 	ocean 	levitus	0.22	0.90
SICE 	1264.8641 	ocean 	GISS	0.34	3720.18
T 	 48.2163 	zonal 	ERA40	38.89	1.23
U 	  2.4394 	zonal 	ERA40	12.07	0.20
V 	  2.1821 	zonal 	ERA40	8.25	0.26
Q 	 30.0927 	zonal 	ERA40	29.41	1.02

Total Performance Index is : 287.2938
Partial PI (atm only) is   : 0.6585