Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 2003 2003

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	266.6262 	land 	CRU	25.13	10.60
msl 	  3.5032 	global 	COADS	11.69	0.29
qnet 	 21.4208 	ocean 	OAFLUX	14.24	1.50
tp 	 68.8569 	global 	CMAP	38.87	1.77
ewss 	  8.6758 	ocean 	DASILVA	4.03	2.15
nsss 	  5.9383 	ocean 	DASILVA	3.10	1.91
SST 	406.5055 	ocean 	GISS	17.21	23.62
SSS 	  0.3630 	ocean 	levitus	0.22	1.65
SICE 	 32.0074 	ocean 	GISS	0.34	94.13
T 	512.5650 	zonal 	ERA40	38.89	13.17
U 	  7.0790 	zonal 	ERA40	12.07	0.58
V 	  4.0996 	zonal 	ERA40	8.25	0.49
Q 	543.2366 	zonal 	ERA40	29.41	18.47

Total Performance Index is : 13.1023
Partial PI (atm only) is   : 6.4814

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 2003 2003

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	205.2339 	land 	CRU	25.13	8.16
msl 	  3.5032 	global 	COADS	11.69	0.29
qnet 	 20.3223 	ocean 	OAFLUX	14.24	1.42
tp 	 68.8569 	global 	CMAP	38.87	1.77
ewss 	  9.6056 	ocean 	DASILVA	4.03	2.38
nsss 	  4.7568 	ocean 	DASILVA	3.10	1.53
SST 	406.5055 	ocean 	GISS	17.21	23.62
SSS 	  0.3630 	ocean 	levitus	0.22	1.65
SICE 	 32.0074 	ocean 	GISS	0.34	94.13
T 	511.4109 	zonal 	ERA40	38.89	13.15
U 	  5.8918 	zonal 	ERA40	12.07	0.48
V 	  3.9957 	zonal 	ERA40	8.25	0.48
Q 	541.4341 	zonal 	ERA40	29.41	18.40

Total Performance Index is : 12.8815
Partial PI (atm only) is   : 6.1042