Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v245 2048 2048

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 27.9021 	land 	CRU	25.13	1.11
msl 	  1.7703 	global 	COADS	11.69	0.15
qnet 	 19.4332 	ocean 	OAFLUX	14.24	1.36
tp 	 42.1537 	global 	CMAP	38.87	1.08
ewss 	  7.5369 	ocean 	DASILVA	4.03	1.87
nsss 	  5.6831 	ocean 	DASILVA	3.10	1.83
SST 	 77.1836 	ocean 	GISS	17.21	4.48
SSS 	  0.1889 	ocean 	levitus	0.22	0.85
SICE 	1065.2877 	ocean 	GISS	0.34	3133.19
T 	 65.2548 	zonal 	ERA40	38.89	1.67
U 	  2.2794 	zonal 	ERA40	12.07	0.18
V 	  2.0587 	zonal 	ERA40	8.25	0.24
Q 	 43.0197 	zonal 	ERA40	29.41	1.46

Total Performance Index is : 242.2669
Partial PI (atm only) is   : 0.8414

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v245 2048 2048

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.2319 	land 	CRU	25.13	0.76
msl 	  1.7703 	global 	COADS	11.69	0.15
qnet 	 18.2258 	ocean 	OAFLUX	14.24	1.27
tp 	 42.1537 	global 	CMAP	38.87	1.08
ewss 	  8.5082 	ocean 	DASILVA	4.03	2.11
nsss 	  5.0809 	ocean 	DASILVA	3.10	1.63
SST 	 77.1836 	ocean 	GISS	17.21	4.48
SSS 	  0.1889 	ocean 	levitus	0.22	0.85
SICE 	1065.2877 	ocean 	GISS	0.34	3133.19
T 	 65.1210 	zonal 	ERA40	38.89	1.67
U 	  2.1189 	zonal 	ERA40	12.07	0.17
V 	  1.9529 	zonal 	ERA40	8.25	0.23
Q 	 38.9292 	zonal 	ERA40	29.41	1.32

Total Performance Index is : 242.2238
Partial PI (atm only) is   : 0.7685