Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c245 2060 2060

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 28.0234 	land 	CRU	25.13	1.11
msl 	  1.5471 	global 	COADS	11.69	0.13
qnet 	 20.6186 	ocean 	OAFLUX	14.24	1.44
tp 	 44.9048 	global 	CMAP	38.87	1.15
ewss 	  7.9361 	ocean 	DASILVA	4.03	1.96
nsss 	  5.5944 	ocean 	DASILVA	3.10	1.80
SST 	 81.4528 	ocean 	GISS	17.21	4.73
SSS 	  0.1870 	ocean 	levitus	0.22	0.85
SICE 	1059.8997 	ocean 	GISS	0.34	3117.35
T 	 74.3162 	zonal 	ERA40	38.89	1.91
U 	  2.8652 	zonal 	ERA40	12.07	0.23
V 	  2.6216 	zonal 	ERA40	8.25	0.31
Q 	 53.8115 	zonal 	ERA40	29.41	1.82

Total Performance Index is : 241.1376
Partial PI (atm only) is   : 0.9514

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c245 2060 2060

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.3932 	land 	CRU	25.13	0.73
msl 	  1.5471 	global 	COADS	11.69	0.13
qnet 	 19.4839 	ocean 	OAFLUX	14.24	1.36
tp 	 44.9048 	global 	CMAP	38.87	1.15
ewss 	  8.3337 	ocean 	DASILVA	4.03	2.06
nsss 	  5.3583 	ocean 	DASILVA	3.10	1.72
SST 	 81.4528 	ocean 	GISS	17.21	4.73
SSS 	  0.1870 	ocean 	levitus	0.22	0.85
SICE 	1059.8997 	ocean 	GISS	0.34	3117.35
T 	 74.1857 	zonal 	ERA40	38.89	1.90
U 	  2.6932 	zonal 	ERA40	12.07	0.22
V 	  2.4887 	zonal 	ERA40	8.25	0.30
Q 	 49.8369 	zonal 	ERA40	29.41	1.69

Total Performance Index is : 241.0915
Partial PI (atm only) is   : 0.8742