Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c126 2052 2052

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.4665 	land 	CRU	25.13	0.77
msl 	  2.7446 	global 	COADS	11.69	0.23
qnet 	 20.5024 	ocean 	OAFLUX	14.24	1.43
tp 	 55.9310 	global 	CMAP	38.87	1.43
ewss 	  8.6269 	ocean 	DASILVA	4.03	2.14
nsss 	  6.0331 	ocean 	DASILVA	3.10	1.94
SST 	 61.3865 	ocean 	GISS	17.21	3.56
SSS 	  0.1992 	ocean 	levitus	0.22	0.90
SICE 	1359.0380 	ocean 	GISS	0.34	3997.17
T 	 42.1488 	zonal 	ERA40	38.89	1.08
U 	  5.2017 	zonal 	ERA40	12.07	0.43
V 	  2.9056 	zonal 	ERA40	8.25	0.35
Q 	 35.4482 	zonal 	ERA40	29.41	1.20

Total Performance Index is : 308.6638
Partial PI (atm only) is   : 0.7842

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c126 2052 2052

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.9828 	land 	CRU	25.13	0.51
msl 	  2.7446 	global 	COADS	11.69	0.23
qnet 	 19.3167 	ocean 	OAFLUX	14.24	1.35
tp 	 55.9310 	global 	CMAP	38.87	1.43
ewss 	  8.7131 	ocean 	DASILVA	4.03	2.16
nsss 	  5.3365 	ocean 	DASILVA	3.10	1.72
SST 	 61.3865 	ocean 	GISS	17.21	3.56
SSS 	  0.1992 	ocean 	levitus	0.22	0.90
SICE 	1359.0380 	ocean 	GISS	0.34	3997.17
T 	 41.9466 	zonal 	ERA40	38.89	1.07
U 	  5.0310 	zonal 	ERA40	12.07	0.41
V 	  2.7600 	zonal 	ERA40	8.25	0.33
Q 	 30.5181 	zonal 	ERA40	29.41	1.03

Total Performance Index is : 308.6053
Partial PI (atm only) is   : 0.7157