Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1895 1895

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	173.0731 	land 	CRU	25.13	6.88
msl 	  3.2298 	global 	COADS	11.69	0.27
qnet 	 21.0440 	ocean 	OAFLUX	14.24	1.47
tp 	 64.1878 	global 	CMAP	38.87	1.65
ewss 	  9.3086 	ocean 	DASILVA	4.03	2.30
nsss 	  7.0517 	ocean 	DASILVA	3.10	2.27
SST 	266.6715 	ocean 	GISS	17.21	15.49
SSS 	  0.3100 	ocean 	levitus	0.22	1.40
SICE 	141.3419 	ocean 	GISS	0.34	415.71
T 	342.2330 	zonal 	ERA40	38.89	8.80
U 	  6.8132 	zonal 	ERA40	12.07	0.56
V 	  3.8901 	zonal 	ERA40	8.25	0.47
Q 	294.6663 	zonal 	ERA40	29.41	10.01

Total Performance Index is : 35.9446
Partial PI (atm only) is   : 4.0914

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1895 1895

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	129.4963 	land 	CRU	25.13	5.15
msl 	  3.2298 	global 	COADS	11.69	0.27
qnet 	 19.9415 	ocean 	OAFLUX	14.24	1.40
tp 	 64.1878 	global 	CMAP	38.87	1.65
ewss 	 10.7912 	ocean 	DASILVA	4.03	2.67
nsss 	  5.7987 	ocean 	DASILVA	3.10	1.87
SST 	266.6715 	ocean 	GISS	17.21	15.49
SSS 	  0.3100 	ocean 	levitus	0.22	1.40
SICE 	141.3419 	ocean 	GISS	0.34	415.71
T 	341.2757 	zonal 	ERA40	38.89	8.77
U 	  6.0562 	zonal 	ERA40	12.07	0.50
V 	  3.8019 	zonal 	ERA40	8.25	0.46
Q 	292.2945 	zonal 	ERA40	29.41	9.93

Total Performance Index is : 35.7900
Partial PI (atm only) is   : 3.8185