Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c245 2015 2015

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 15.6702 	land 	CRU	25.13	0.62
msl 	  1.7451 	global 	COADS	11.69	0.14
qnet 	 21.4971 	ocean 	OAFLUX	14.24	1.50
tp 	 42.4312 	global 	CMAP	38.87	1.09
ewss 	  8.4425 	ocean 	DASILVA	4.03	2.09
nsss 	  5.6476 	ocean 	DASILVA	3.10	1.82
SST 	 40.7535 	ocean 	GISS	17.21	2.36
SSS 	  0.1654 	ocean 	levitus	0.22	0.75
SICE 	1774.0050 	ocean 	GISS	0.34	5217.66
T 	 28.0037 	zonal 	ERA40	38.89	0.72
U 	  2.5107 	zonal 	ERA40	12.07	0.20
V 	  2.4220 	zonal 	ERA40	8.25	0.29
Q 	 25.1607 	zonal 	ERA40	29.41	0.85

Total Performance Index is : 402.3146
Partial PI (atm only) is   : 0.5585

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c245 2015 2015

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.0437 	land 	CRU	25.13	0.47
msl 	  1.7451 	global 	COADS	11.69	0.14
qnet 	 20.3877 	ocean 	OAFLUX	14.24	1.43
tp 	 42.4312 	global 	CMAP	38.87	1.09
ewss 	  9.2362 	ocean 	DASILVA	4.03	2.29
nsss 	  5.2683 	ocean 	DASILVA	3.10	1.69
SST 	 40.7535 	ocean 	GISS	17.21	2.36
SSS 	  0.1654 	ocean 	levitus	0.22	0.75
SICE 	1774.0050 	ocean 	GISS	0.34	5217.66
T 	 27.5313 	zonal 	ERA40	38.89	0.70
U 	  2.3789 	zonal 	ERA40	12.07	0.19
V 	  2.3197 	zonal 	ERA40	8.25	0.28
Q 	 20.0937 	zonal 	ERA40	29.41	0.68

Total Performance Index is : 402.2869
Partial PI (atm only) is   : 0.5071