Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c370 2056 2056

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 30.6175 	land 	CRU	25.13	1.21
msl 	  2.6950 	global 	COADS	11.69	0.23
qnet 	 20.3441 	ocean 	OAFLUX	14.24	1.42
tp 	 60.1397 	global 	CMAP	38.87	1.54
ewss 	  8.8967 	ocean 	DASILVA	4.03	2.20
nsss 	  5.8970 	ocean 	DASILVA	3.10	1.90
SST 	 85.6397 	ocean 	GISS	17.21	4.97
SSS 	  0.1842 	ocean 	levitus	0.22	0.83
SICE 	1260.5593 	ocean 	GISS	0.34	3707.52
T 	 77.9728 	zonal 	ERA40	38.89	2.00
U 	  3.6568 	zonal 	ERA40	12.07	0.30
V 	  2.9435 	zonal 	ERA40	8.25	0.35
Q 	 55.2566 	zonal 	ERA40	29.41	1.87

Total Performance Index is : 286.6415
Partial PI (atm only) is   : 1.0714

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c370 2056 2056

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 20.5603 	land 	CRU	25.13	0.81
msl 	  2.6950 	global 	COADS	11.69	0.23
qnet 	 19.1750 	ocean 	OAFLUX	14.24	1.34
tp 	 60.1397 	global 	CMAP	38.87	1.54
ewss 	  9.5916 	ocean 	DASILVA	4.03	2.38
nsss 	  5.9384 	ocean 	DASILVA	3.10	1.91
SST 	 85.6397 	ocean 	GISS	17.21	4.97
SSS 	  0.1842 	ocean 	levitus	0.22	0.83
SICE 	1260.5593 	ocean 	GISS	0.34	3707.52
T 	 77.8873 	zonal 	ERA40	38.89	2.00
U 	  3.5533 	zonal 	ERA40	12.07	0.29
V 	  2.8307 	zonal 	ERA40	8.25	0.34
Q 	 51.7981 	zonal 	ERA40	29.41	1.76

Total Performance Index is : 286.6092
Partial PI (atm only) is   : 0.9957