Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c245 2050 2050

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.8256 	land 	CRU	25.13	0.78
msl 	  1.8054 	global 	COADS	11.69	0.15
qnet 	 19.3161 	ocean 	OAFLUX	14.24	1.35
tp 	 40.0337 	global 	CMAP	38.87	1.02
ewss 	  8.0552 	ocean 	DASILVA	4.03	1.99
nsss 	  5.9108 	ocean 	DASILVA	3.10	1.90
SST 	 66.0682 	ocean 	GISS	17.21	3.83
SSS 	  0.1914 	ocean 	levitus	0.22	0.87
SICE 	1225.2057 	ocean 	GISS	0.34	3603.54
T 	 47.0399 	zonal 	ERA40	38.89	1.20
U 	  3.2451 	zonal 	ERA40	12.07	0.26
V 	  2.4031 	zonal 	ERA40	8.25	0.29
Q 	 36.7284 	zonal 	ERA40	29.41	1.24

Total Performance Index is : 278.3400
Partial PI (atm only) is   : 0.7057

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c245 2050 2050

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.9975 	land 	CRU	25.13	0.51
msl 	  1.8054 	global 	COADS	11.69	0.15
qnet 	 18.0773 	ocean 	OAFLUX	14.24	1.26
tp 	 40.0337 	global 	CMAP	38.87	1.02
ewss 	  7.9370 	ocean 	DASILVA	4.03	1.96
nsss 	  5.4200 	ocean 	DASILVA	3.10	1.74
SST 	 66.0682 	ocean 	GISS	17.21	3.83
SSS 	  0.1914 	ocean 	levitus	0.22	0.87
SICE 	1225.2057 	ocean 	GISS	0.34	3603.54
T 	 46.8910 	zonal 	ERA40	38.89	1.20
U 	  3.0870 	zonal 	ERA40	12.07	0.25
V 	  2.2747 	zonal 	ERA40	8.25	0.27
Q 	 32.0147 	zonal 	ERA40	29.41	1.08

Total Performance Index is : 278.2830
Partial PI (atm only) is   : 0.6400