Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c126 2031 2031

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 15.5779 	land 	CRU	25.13	0.61
msl 	  1.9883 	global 	COADS	11.69	0.17
qnet 	 19.4457 	ocean 	OAFLUX	14.24	1.36
tp 	 37.5022 	global 	CMAP	38.87	0.96
ewss 	  7.9407 	ocean 	DASILVA	4.03	1.97
nsss 	  5.4274 	ocean 	DASILVA	3.10	1.75
SST 	 47.8340 	ocean 	GISS	17.21	2.77
SSS 	  0.1621 	ocean 	levitus	0.22	0.73
SICE 	1760.7997 	ocean 	GISS	0.34	5178.82
T 	 28.3484 	zonal 	ERA40	38.89	0.72
U 	  3.4871 	zonal 	ERA40	12.07	0.28
V 	  2.5088 	zonal 	ERA40	8.25	0.30
Q 	 27.1683 	zonal 	ERA40	29.41	0.92

Total Performance Index is : 399.3353
Partial PI (atm only) is   : 0.5657

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c126 2031 2031

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.6606 	land 	CRU	25.13	0.46
msl 	  1.9883 	global 	COADS	11.69	0.17
qnet 	 18.1973 	ocean 	OAFLUX	14.24	1.27
tp 	 37.5022 	global 	CMAP	38.87	0.96
ewss 	  7.7828 	ocean 	DASILVA	4.03	1.93
nsss 	  5.2786 	ocean 	DASILVA	3.10	1.70
SST 	 47.8340 	ocean 	GISS	17.21	2.77
SSS 	  0.1621 	ocean 	levitus	0.22	0.73
SICE 	1760.7997 	ocean 	GISS	0.34	5178.82
T 	 28.0336 	zonal 	ERA40	38.89	0.72
U 	  3.2986 	zonal 	ERA40	12.07	0.27
V 	  2.3925 	zonal 	ERA40	8.25	0.29
Q 	 21.7491 	zonal 	ERA40	29.41	0.73

Total Performance Index is : 399.2938
Partial PI (atm only) is   : 0.5142