Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1938 1938

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 21.4694 	land 	CRU	25.13	0.85
msl 	  4.3354 	global 	COADS	11.69	0.37
qnet 	 20.8167 	ocean 	OAFLUX	14.24	1.46
tp 	 38.4918 	global 	CMAP	38.87	0.99
ewss 	  8.3572 	ocean 	DASILVA	4.03	2.07
nsss 	  5.8804 	ocean 	DASILVA	3.10	1.89
SST 	 31.6536 	ocean 	GISS	17.21	1.83
SSS 	  0.1467 	ocean 	levitus	0.22	0.66
SICE 	2617.5477 	ocean 	GISS	0.34	7698.66
T 	 24.4612 	zonal 	ERA40	38.89	0.62
U 	  3.9860 	zonal 	ERA40	12.07	0.33
V 	  2.5868 	zonal 	ERA40	8.25	0.31
Q 	 32.3528 	zonal 	ERA40	29.41	1.10

Total Performance Index is : 593.1646
Partial PI (atm only) is   : 0.6528

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1938 1938

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 20.9454 	land 	CRU	25.13	0.83
msl 	  4.3354 	global 	COADS	11.69	0.37
qnet 	 19.6530 	ocean 	OAFLUX	14.24	1.38
tp 	 38.4918 	global 	CMAP	38.87	0.99
ewss 	  8.6151 	ocean 	DASILVA	4.03	2.13
nsss 	  5.3726 	ocean 	DASILVA	3.10	1.73
SST 	 31.6536 	ocean 	GISS	17.21	1.83
SSS 	  0.1467 	ocean 	levitus	0.22	0.66
SICE 	2617.5477 	ocean 	GISS	0.34	7698.66
T 	 22.4844 	zonal 	ERA40	38.89	0.57
U 	  3.7219 	zonal 	ERA40	12.07	0.30
V 	  2.4380 	zonal 	ERA40	8.25	0.29
Q 	 25.4476 	zonal 	ERA40	29.41	0.86

Total Performance Index is : 593.1230
Partial PI (atm only) is   : 0.6014