Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c585 2048 2048

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 26.2707 	land 	CRU	25.13	1.04
msl 	  2.2725 	global 	COADS	11.69	0.19
qnet 	 20.4541 	ocean 	OAFLUX	14.24	1.43
tp 	 48.8911 	global 	CMAP	38.87	1.25
ewss 	  9.0501 	ocean 	DASILVA	4.03	2.24
nsss 	  6.7558 	ocean 	DASILVA	3.10	2.17
SST 	 75.5695 	ocean 	GISS	17.21	4.39
SSS 	  0.2134 	ocean 	levitus	0.22	0.97
SICE 	1169.0788 	ocean 	GISS	0.34	3438.46
T 	 65.9155 	zonal 	ERA40	38.89	1.69
U 	  2.7707 	zonal 	ERA40	12.07	0.22
V 	  2.5307 	zonal 	ERA40	8.25	0.30
Q 	 44.5241 	zonal 	ERA40	29.41	1.51

Total Performance Index is : 265.8353
Partial PI (atm only) is   : 0.8857

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c585 2048 2048

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.5351 	land 	CRU	25.13	0.69
msl 	  2.2725 	global 	COADS	11.69	0.19
qnet 	 19.3097 	ocean 	OAFLUX	14.24	1.35
tp 	 48.8911 	global 	CMAP	38.87	1.25
ewss 	 10.1728 	ocean 	DASILVA	4.03	2.52
nsss 	  5.8794 	ocean 	DASILVA	3.10	1.89
SST 	 75.5695 	ocean 	GISS	17.21	4.39
SSS 	  0.2134 	ocean 	levitus	0.22	0.97
SICE 	1169.0788 	ocean 	GISS	0.34	3438.46
T 	 65.7699 	zonal 	ERA40	38.89	1.69
U 	  2.6481 	zonal 	ERA40	12.07	0.21
V 	  2.4333 	zonal 	ERA40	8.25	0.29
Q 	 40.5506 	zonal 	ERA40	29.41	1.37

Total Performance Index is : 265.7900
Partial PI (atm only) is   : 0.8128