Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1985 1985

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 23.7285 	land 	CRU	25.13	0.94
msl 	  2.9297 	global 	COADS	11.69	0.25
qnet 	 20.7795 	ocean 	OAFLUX	14.24	1.45
tp 	 32.4620 	global 	CMAP	38.87	0.83
ewss 	  9.3329 	ocean 	DASILVA	4.03	2.31
nsss 	  6.0221 	ocean 	DASILVA	3.10	1.94
SST 	 36.0507 	ocean 	GISS	17.21	2.09
SSS 	  0.1539 	ocean 	levitus	0.22	0.69
SICE 	2434.9507 	ocean 	GISS	0.34	7161.61
T 	 25.0654 	zonal 	ERA40	38.89	0.64
U 	  3.5280 	zonal 	ERA40	12.07	0.29
V 	  2.9059 	zonal 	ERA40	8.25	0.35
Q 	 34.6033 	zonal 	ERA40	29.41	1.17

Total Performance Index is : 551.8892
Partial PI (atm only) is   : 0.6385

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1985 1985

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 23.2956 	land 	CRU	25.13	0.92
msl 	  2.9297 	global 	COADS	11.69	0.25
qnet 	 19.5895 	ocean 	OAFLUX	14.24	1.37
tp 	 32.4620 	global 	CMAP	38.87	0.83
ewss 	  9.9594 	ocean 	DASILVA	4.03	2.47
nsss 	  5.9075 	ocean 	DASILVA	3.10	1.90
SST 	 36.0507 	ocean 	GISS	17.21	2.09
SSS 	  0.1539 	ocean 	levitus	0.22	0.69
SICE 	2434.9507 	ocean 	GISS	0.34	7161.61
T 	 24.1198 	zonal 	ERA40	38.89	0.62
U 	  3.3783 	zonal 	ERA40	12.07	0.27
V 	  2.7992 	zonal 	ERA40	8.25	0.33
Q 	 28.3758 	zonal 	ERA40	29.41	0.96

Total Performance Index is : 551.8700
Partial PI (atm only) is   : 0.5971