Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1854 1854

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 30.9790 	land 	CRU	25.13	1.23
msl 	  3.3535 	global 	COADS	11.69	0.28
qnet 	 20.4731 	ocean 	OAFLUX	14.24	1.43
tp 	 39.0488 	global 	CMAP	38.87	1.00
ewss 	  8.7177 	ocean 	DASILVA	4.03	2.16
nsss 	  6.4316 	ocean 	DASILVA	3.10	2.07
SST 	 30.2581 	ocean 	GISS	17.21	1.75
SSS 	  0.1744 	ocean 	levitus	0.22	0.79
SICE 	2687.8613 	ocean 	GISS	0.34	7905.47
T 	 29.0780 	zonal 	ERA40	38.89	0.74
U 	  4.3616 	zonal 	ERA40	12.07	0.36
V 	  2.3926 	zonal 	ERA40	8.25	0.29
Q 	 36.3780 	zonal 	ERA40	29.41	1.23

Total Performance Index is : 609.1384
Partial PI (atm only) is   : 0.7328

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1854 1854

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 29.8946 	land 	CRU	25.13	1.18
msl 	  3.3535 	global 	COADS	11.69	0.28
qnet 	 19.2850 	ocean 	OAFLUX	14.24	1.35
tp 	 39.0488 	global 	CMAP	38.87	1.00
ewss 	  9.0752 	ocean 	DASILVA	4.03	2.25
nsss 	  5.7292 	ocean 	DASILVA	3.10	1.84
SST 	 30.2581 	ocean 	GISS	17.21	1.75
SSS 	  0.1744 	ocean 	levitus	0.22	0.79
SICE 	2687.8613 	ocean 	GISS	0.34	7905.47
T 	 26.7834 	zonal 	ERA40	38.89	0.68
U 	  3.9579 	zonal 	ERA40	12.07	0.32
V 	  2.2693 	zonal 	ERA40	8.25	0.27
Q 	 28.6800 	zonal 	ERA40	29.41	0.97

Total Performance Index is : 609.0884
Partial PI (atm only) is   : 0.6714