Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c126 2050 2050

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 24.2314 	land 	CRU	25.13	0.96
msl 	  2.9813 	global 	COADS	11.69	0.25
qnet 	 19.4668 	ocean 	OAFLUX	14.24	1.36
tp 	 39.4856 	global 	CMAP	38.87	1.01
ewss 	  9.0278 	ocean 	DASILVA	4.03	2.24
nsss 	  6.7606 	ocean 	DASILVA	3.10	2.18
SST 	 66.3842 	ocean 	GISS	17.21	3.85
SSS 	  0.2053 	ocean 	levitus	0.22	0.93
SICE 	1309.0810 	ocean 	GISS	0.34	3850.23
T 	 53.0002 	zonal 	ERA40	38.89	1.36
U 	  3.2178 	zonal 	ERA40	12.07	0.26
V 	  2.3693 	zonal 	ERA40	8.25	0.28
Q 	 33.8389 	zonal 	ERA40	29.41	1.15

Total Performance Index is : 297.3892
Partial PI (atm only) is   : 0.7528

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c126 2050 2050

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.1827 	land 	CRU	25.13	0.64
msl 	  2.9813 	global 	COADS	11.69	0.25
qnet 	 18.3076 	ocean 	OAFLUX	14.24	1.28
tp 	 39.4856 	global 	CMAP	38.87	1.01
ewss 	  9.6935 	ocean 	DASILVA	4.03	2.40
nsss 	  6.1710 	ocean 	DASILVA	3.10	1.99
SST 	 66.3842 	ocean 	GISS	17.21	3.85
SSS 	  0.2053 	ocean 	levitus	0.22	0.93
SICE 	1309.0810 	ocean 	GISS	0.34	3850.23
T 	 52.7292 	zonal 	ERA40	38.89	1.35
U 	  3.1285 	zonal 	ERA40	12.07	0.25
V 	  2.2725 	zonal 	ERA40	8.25	0.27
Q 	 28.9762 	zonal 	ERA40	29.41	0.98

Total Performance Index is : 297.3407
Partial PI (atm only) is   : 0.6785