Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c585 2032 2032

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.1616 	land 	CRU	25.13	0.72
msl 	  2.0169 	global 	COADS	11.69	0.17
qnet 	 20.2248 	ocean 	OAFLUX	14.24	1.42
tp 	 43.5351 	global 	CMAP	38.87	1.12
ewss 	  8.9070 	ocean 	DASILVA	4.03	2.21
nsss 	  5.7882 	ocean 	DASILVA	3.10	1.86
SST 	 63.1522 	ocean 	GISS	17.21	3.66
SSS 	  0.1965 	ocean 	levitus	0.22	0.89
SICE 	1650.3368 	ocean 	GISS	0.34	4853.93
T 	 45.5581 	zonal 	ERA40	38.89	1.17
U 	  3.4995 	zonal 	ERA40	12.07	0.28
V 	  2.2939 	zonal 	ERA40	8.25	0.27
Q 	 36.1262 	zonal 	ERA40	29.41	1.22

Total Performance Index is : 374.5323
Partial PI (atm only) is   : 0.7071

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c585 2032 2032

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.6415 	land 	CRU	25.13	0.50
msl 	  2.0169 	global 	COADS	11.69	0.17
qnet 	 19.0505 	ocean 	OAFLUX	14.24	1.33
tp 	 43.5351 	global 	CMAP	38.87	1.12
ewss 	  9.5213 	ocean 	DASILVA	4.03	2.36
nsss 	  5.3101 	ocean 	DASILVA	3.10	1.71
SST 	 63.1522 	ocean 	GISS	17.21	3.66
SSS 	  0.1965 	ocean 	levitus	0.22	0.89
SICE 	1650.3368 	ocean 	GISS	0.34	4853.93
T 	 45.2851 	zonal 	ERA40	38.89	1.16
U 	  3.3460 	zonal 	ERA40	12.07	0.27
V 	  2.2033 	zonal 	ERA40	8.25	0.26
Q 	 31.7228 	zonal 	ERA40	29.41	1.07

Total Performance Index is : 374.4946
Partial PI (atm only) is   : 0.6500