Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v245 2049 2049

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 29.7730 	land 	CRU	25.13	1.18
msl 	  1.9127 	global 	COADS	11.69	0.16
qnet 	 19.9589 	ocean 	OAFLUX	14.24	1.40
tp 	 41.0292 	global 	CMAP	38.87	1.05
ewss 	  7.5355 	ocean 	DASILVA	4.03	1.86
nsss 	  5.9395 	ocean 	DASILVA	3.10	1.91
SST 	 76.3144 	ocean 	GISS	17.21	4.43
SSS 	  0.1829 	ocean 	levitus	0.22	0.83
SICE 	1026.0548 	ocean 	GISS	0.34	3017.80
T 	 67.4641 	zonal 	ERA40	38.89	1.73
U 	  3.2695 	zonal 	ERA40	12.07	0.27
V 	  2.5847 	zonal 	ERA40	8.25	0.31
Q 	 44.3724 	zonal 	ERA40	29.41	1.50

Total Performance Index is : 233.4176
Partial PI (atm only) is   : 0.8857

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v245 2049 2049

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.6184 	land 	CRU	25.13	0.74
msl 	  1.9127 	global 	COADS	11.69	0.16
qnet 	 18.7674 	ocean 	OAFLUX	14.24	1.31
tp 	 41.0292 	global 	CMAP	38.87	1.05
ewss 	  8.2392 	ocean 	DASILVA	4.03	2.04
nsss 	  5.3035 	ocean 	DASILVA	3.10	1.71
SST 	 76.3144 	ocean 	GISS	17.21	4.43
SSS 	  0.1829 	ocean 	levitus	0.22	0.83
SICE 	1026.0548 	ocean 	GISS	0.34	3017.80
T 	 67.2932 	zonal 	ERA40	38.89	1.73
U 	  3.0851 	zonal 	ERA40	12.07	0.25
V 	  2.4905 	zonal 	ERA40	8.25	0.30
Q 	 40.4660 	zonal 	ERA40	29.41	1.37

Total Performance Index is : 233.3630
Partial PI (atm only) is   : 0.8000