Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1879 1879

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	135.7313 	land 	CRU	25.13	5.40
msl 	  3.3404 	global 	COADS	11.69	0.28
qnet 	 19.3648 	ocean 	OAFLUX	14.24	1.35
tp 	 69.0604 	global 	CMAP	38.87	1.77
ewss 	  9.2902 	ocean 	DASILVA	4.03	2.30
nsss 	  7.0224 	ocean 	DASILVA	3.10	2.26
SST 	215.4249 	ocean 	GISS	17.21	12.51
SSS 	  0.2686 	ocean 	levitus	0.22	1.22
SICE 	271.5941 	ocean 	GISS	0.34	798.80
T 	271.0157 	zonal 	ERA40	38.89	6.96
U 	  6.3542 	zonal 	ERA40	12.07	0.52
V 	  3.6980 	zonal 	ERA40	8.25	0.44
Q 	213.1473 	zonal 	ERA40	29.41	7.24

Total Performance Index is : 64.6961
Partial PI (atm only) is   : 3.2300

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1879 1879

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	102.0429 	land 	CRU	25.13	4.06
msl 	  3.3404 	global 	COADS	11.69	0.28
qnet 	 18.1743 	ocean 	OAFLUX	14.24	1.27
tp 	 69.0604 	global 	CMAP	38.87	1.77
ewss 	 10.7094 	ocean 	DASILVA	4.03	2.65
nsss 	  6.4463 	ocean 	DASILVA	3.10	2.07
SST 	215.4249 	ocean 	GISS	17.21	12.51
SSS 	  0.2686 	ocean 	levitus	0.22	1.22
SICE 	271.5941 	ocean 	GISS	0.34	798.80
T 	270.0876 	zonal 	ERA40	38.89	6.94
U 	  5.8777 	zonal 	ERA40	12.07	0.48
V 	  3.6045 	zonal 	ERA40	8.25	0.43
Q 	209.9498 	zonal 	ERA40	29.41	7.13

Total Performance Index is : 64.5853
Partial PI (atm only) is   : 3.0128