Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1867 1867

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	128.3937 	land 	CRU	25.13	5.10
msl 	  2.7144 	global 	COADS	11.69	0.23
qnet 	 18.3087 	ocean 	OAFLUX	14.24	1.28
tp 	 48.2084 	global 	CMAP	38.87	1.24
ewss 	  9.6804 	ocean 	DASILVA	4.03	2.40
nsss 	  7.3322 	ocean 	DASILVA	3.10	2.36
SST 	181.5764 	ocean 	GISS	17.21	10.55
SSS 	  0.2361 	ocean 	levitus	0.22	1.07
SICE 	525.4184 	ocean 	GISS	0.34	1545.34
T 	251.2142 	zonal 	ERA40	38.89	6.45
U 	  4.7186 	zonal 	ERA40	12.07	0.39
V 	  3.3464 	zonal 	ERA40	8.25	0.40
Q 	188.6508 	zonal 	ERA40	29.41	6.41

Total Performance Index is : 121.7861
Partial PI (atm only) is   : 2.8885

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1867 1867

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	101.1999 	land 	CRU	25.13	4.02
msl 	  2.7144 	global 	COADS	11.69	0.23
qnet 	 17.1521 	ocean 	OAFLUX	14.24	1.20
tp 	 48.2084 	global 	CMAP	38.87	1.24
ewss 	 10.6274 	ocean 	DASILVA	4.03	2.63
nsss 	  6.2243 	ocean 	DASILVA	3.10	2.00
SST 	181.5764 	ocean 	GISS	17.21	10.55
SSS 	  0.2361 	ocean 	levitus	0.22	1.07
SICE 	525.4184 	ocean 	GISS	0.34	1545.34
T 	250.2583 	zonal 	ERA40	38.89	6.43
U 	  4.2034 	zonal 	ERA40	12.07	0.34
V 	  3.2749 	zonal 	ERA40	8.25	0.39
Q 	185.1915 	zonal 	ERA40	29.41	6.29

Total Performance Index is : 121.6715
Partial PI (atm only) is   : 2.7057