Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1930 1930

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	228.1785 	land 	CRU	25.13	9.07
msl 	  3.1534 	global 	COADS	11.69	0.26
qnet 	 20.8478 	ocean 	OAFLUX	14.24	1.46
tp 	 78.2968 	global 	CMAP	38.87	2.01
ewss 	  8.4303 	ocean 	DASILVA	4.03	2.09
nsss 	  6.6190 	ocean 	DASILVA	3.10	2.13
SST 	356.3985 	ocean 	GISS	17.21	20.70
SSS 	  0.3299 	ocean 	levitus	0.22	1.49
SICE 	 32.1383 	ocean 	GISS	0.34	94.52
T 	446.6109 	zonal 	ERA40	38.89	11.48
U 	  7.0562 	zonal 	ERA40	12.07	0.58
V 	  3.8254 	zonal 	ERA40	8.25	0.46
Q 	443.7426 	zonal 	ERA40	29.41	15.08

Total Performance Index is : 12.4100
Partial PI (atm only) is   : 5.5628

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1930 1930

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	172.0294 	land 	CRU	25.13	6.84
msl 	  3.1534 	global 	COADS	11.69	0.26
qnet 	 19.7170 	ocean 	OAFLUX	14.24	1.38
tp 	 78.2968 	global 	CMAP	38.87	2.01
ewss 	  8.4440 	ocean 	DASILVA	4.03	2.09
nsss 	  5.7112 	ocean 	DASILVA	3.10	1.84
SST 	356.3985 	ocean 	GISS	17.21	20.70
SSS 	  0.3299 	ocean 	levitus	0.22	1.49
SICE 	 32.1383 	ocean 	GISS	0.34	94.52
T 	445.4767 	zonal 	ERA40	38.89	11.45
U 	  6.2454 	zonal 	ERA40	12.07	0.51
V 	  3.7386 	zonal 	ERA40	8.25	0.45
Q 	441.7998 	zonal 	ERA40	29.41	15.02

Total Performance Index is : 12.1969
Partial PI (atm only) is   : 5.2200