Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1874 1874

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	141.0992 	land 	CRU	25.13	5.61
msl 	  2.2097 	global 	COADS	11.69	0.18
qnet 	 18.5516 	ocean 	OAFLUX	14.24	1.30
tp 	 55.0329 	global 	CMAP	38.87	1.41
ewss 	  8.2538 	ocean 	DASILVA	4.03	2.04
nsss 	  6.7516 	ocean 	DASILVA	3.10	2.17
SST 	220.6133 	ocean 	GISS	17.21	12.81
SSS 	  0.2818 	ocean 	levitus	0.22	1.28
SICE 	391.6513 	ocean 	GISS	0.34	1151.91
T 	276.6373 	zonal 	ERA40	38.89	7.11
U 	  5.2778 	zonal 	ERA40	12.07	0.43
V 	  2.9498 	zonal 	ERA40	8.25	0.35
Q 	213.6308 	zonal 	ERA40	29.41	7.26

Total Performance Index is : 91.8353
Partial PI (atm only) is   : 3.1928

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1874 1874

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	107.2110 	land 	CRU	25.13	4.26
msl 	  2.2097 	global 	COADS	11.69	0.18
qnet 	 17.3311 	ocean 	OAFLUX	14.24	1.21
tp 	 55.0329 	global 	CMAP	38.87	1.41
ewss 	  8.7234 	ocean 	DASILVA	4.03	2.16
nsss 	  5.7516 	ocean 	DASILVA	3.10	1.85
SST 	220.6133 	ocean 	GISS	17.21	12.81
SSS 	  0.2818 	ocean 	levitus	0.22	1.28
SICE 	391.6513 	ocean 	GISS	0.34	1151.91
T 	275.6992 	zonal 	ERA40	38.89	7.08
U 	  4.4396 	zonal 	ERA40	12.07	0.36
V 	  2.8528 	zonal 	ERA40	8.25	0.34
Q 	210.7228 	zonal 	ERA40	29.41	7.16

Total Performance Index is : 91.6930
Partial PI (atm only) is   : 2.9700