Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1936 1936

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	275.2332 	land 	CRU	25.13	10.95
msl 	  5.1821 	global 	COADS	11.69	0.44
qnet 	 21.1457 	ocean 	OAFLUX	14.24	1.48
tp 	 62.3640 	global 	CMAP	38.87	1.60
ewss 	  9.9449 	ocean 	DASILVA	4.03	2.46
nsss 	  7.3979 	ocean 	DASILVA	3.10	2.38
SST 	354.3060 	ocean 	GISS	17.21	20.58
SSS 	  0.3468 	ocean 	levitus	0.22	1.57
SICE 	 48.6843 	ocean 	GISS	0.34	143.18
T 	488.8070 	zonal 	ERA40	38.89	12.56
U 	  7.7123 	zonal 	ERA40	12.07	0.63
V 	  3.6464 	zonal 	ERA40	8.25	0.44
Q 	477.5776 	zonal 	ERA40	29.41	16.23

Total Performance Index is : 16.5000
Partial PI (atm only) is   : 6.1214

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1936 1936

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	219.5879 	land 	CRU	25.13	8.73
msl 	  5.1821 	global 	COADS	11.69	0.44
qnet 	 20.0976 	ocean 	OAFLUX	14.24	1.41
tp 	 62.3640 	global 	CMAP	38.87	1.60
ewss 	 11.1420 	ocean 	DASILVA	4.03	2.76
nsss 	  6.4691 	ocean 	DASILVA	3.10	2.08
SST 	354.3060 	ocean 	GISS	17.21	20.58
SSS 	  0.3468 	ocean 	levitus	0.22	1.57
SICE 	 48.6843 	ocean 	GISS	0.34	143.18
T 	487.6405 	zonal 	ERA40	38.89	12.53
U 	  6.2417 	zonal 	ERA40	12.07	0.51
V 	  3.5376 	zonal 	ERA40	8.25	0.42
Q 	475.4352 	zonal 	ERA40	29.41	16.16

Total Performance Index is : 16.3053
Partial PI (atm only) is   : 5.7700