Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1903 1903

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	191.9115 	land 	CRU	25.13	7.63
msl 	  3.1692 	global 	COADS	11.69	0.27
qnet 	 20.8035 	ocean 	OAFLUX	14.24	1.46
tp 	 72.4415 	global 	CMAP	38.87	1.86
ewss 	  8.7600 	ocean 	DASILVA	4.03	2.17
nsss 	  6.6093 	ocean 	DASILVA	3.10	2.13
SST 	290.1979 	ocean 	GISS	17.21	16.86
SSS 	  0.3018 	ocean 	levitus	0.22	1.37
SICE 	115.0328 	ocean 	GISS	0.34	338.33
T 	368.6154 	zonal 	ERA40	38.89	9.47
U 	  6.9477 	zonal 	ERA40	12.07	0.57
V 	  4.2022 	zonal 	ERA40	8.25	0.50
Q 	337.2230 	zonal 	ERA40	29.41	11.46

Total Performance Index is : 30.3138
Partial PI (atm only) is   : 4.5371

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1903 1903

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	149.0608 	land 	CRU	25.13	5.93
msl 	  3.1692 	global 	COADS	11.69	0.27
qnet 	 19.6755 	ocean 	OAFLUX	14.24	1.38
tp 	 72.4415 	global 	CMAP	38.87	1.86
ewss 	 10.0076 	ocean 	DASILVA	4.03	2.48
nsss 	  5.7266 	ocean 	DASILVA	3.10	1.84
SST 	290.1979 	ocean 	GISS	17.21	16.86
SSS 	  0.3018 	ocean 	levitus	0.22	1.37
SICE 	115.0328 	ocean 	GISS	0.34	338.33
T 	367.5343 	zonal 	ERA40	38.89	9.45
U 	  6.2643 	zonal 	ERA40	12.07	0.51
V 	  4.1086 	zonal 	ERA40	8.25	0.49
Q 	335.0000 	zonal 	ERA40	29.41	11.39

Total Performance Index is : 30.1661
Partial PI (atm only) is   : 4.2714