Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2035 2035

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 20.0907 	land 	CRU	25.13	0.79
msl 	  2.1008 	global 	COADS	11.69	0.17
qnet 	 19.6477 	ocean 	OAFLUX	14.24	1.37
tp 	 37.0167 	global 	CMAP	38.87	0.95
ewss 	  8.0072 	ocean 	DASILVA	4.03	1.98
nsss 	  5.5589 	ocean 	DASILVA	3.10	1.79
SST 	 58.9967 	ocean 	GISS	17.21	3.42
SSS 	  0.1810 	ocean 	levitus	0.22	0.82
SICE 	1564.5271 	ocean 	GISS	0.34	4601.55
T 	 45.2276 	zonal 	ERA40	38.89	1.16
U 	  3.2363 	zonal 	ERA40	12.07	0.26
V 	  2.3735 	zonal 	ERA40	8.25	0.28
Q 	 31.8512 	zonal 	ERA40	29.41	1.08

Total Performance Index is : 355.0476
Partial PI (atm only) is   : 0.6700

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2035 2035

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 14.6120 	land 	CRU	25.13	0.58
msl 	  2.1008 	global 	COADS	11.69	0.17
qnet 	 18.4796 	ocean 	OAFLUX	14.24	1.29
tp 	 37.0167 	global 	CMAP	38.87	0.95
ewss 	  8.3520 	ocean 	DASILVA	4.03	2.07
nsss 	  5.0790 	ocean 	DASILVA	3.10	1.63
SST 	 58.9967 	ocean 	GISS	17.21	3.42
SSS 	  0.1810 	ocean 	levitus	0.22	0.82
SICE 	1564.5271 	ocean 	GISS	0.34	4601.55
T 	 44.8712 	zonal 	ERA40	38.89	1.15
U 	  3.1251 	zonal 	ERA40	12.07	0.25
V 	  2.2861 	zonal 	ERA40	8.25	0.27
Q 	 26.9910 	zonal 	ERA40	29.41	0.91

Total Performance Index is : 355.0046
Partial PI (atm only) is   : 0.6114