Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v370 2043 2043

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 25.1742 	land 	CRU	25.13	1.00
msl 	  1.8935 	global 	COADS	11.69	0.16
qnet 	 19.9383 	ocean 	OAFLUX	14.24	1.40
tp 	 36.8567 	global 	CMAP	38.87	0.94
ewss 	  8.6541 	ocean 	DASILVA	4.03	2.14
nsss 	  5.5994 	ocean 	DASILVA	3.10	1.80
SST 	 71.4154 	ocean 	GISS	17.21	4.14
SSS 	  0.1832 	ocean 	levitus	0.22	0.83
SICE 	1324.3948 	ocean 	GISS	0.34	3895.27
T 	 66.2905 	zonal 	ERA40	38.89	1.70
U 	  2.9967 	zonal 	ERA40	12.07	0.24
V 	  2.4263 	zonal 	ERA40	8.25	0.29
Q 	 40.9383 	zonal 	ERA40	29.41	1.39

Total Performance Index is : 300.8692
Partial PI (atm only) is   : 0.8171

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v370 2043 2043

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.4767 	land 	CRU	25.13	0.65
msl 	  1.8935 	global 	COADS	11.69	0.16
qnet 	 18.7701 	ocean 	OAFLUX	14.24	1.31
tp 	 36.8567 	global 	CMAP	38.87	0.94
ewss 	  9.3325 	ocean 	DASILVA	4.03	2.31
nsss 	  5.1855 	ocean 	DASILVA	3.10	1.67
SST 	 71.4154 	ocean 	GISS	17.21	4.14
SSS 	  0.1832 	ocean 	levitus	0.22	0.83
SICE 	1324.3948 	ocean 	GISS	0.34	3895.27
T 	 66.1486 	zonal 	ERA40	38.89	1.70
U 	  2.8398 	zonal 	ERA40	12.07	0.23
V 	  2.3219 	zonal 	ERA40	8.25	0.28
Q 	 37.1510 	zonal 	ERA40	29.41	1.26

Total Performance Index is : 300.8269
Partial PI (atm only) is   : 0.7457