Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2056 2056

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.3688 	land 	CRU	25.13	0.69
msl 	  2.3440 	global 	COADS	11.69	0.20
qnet 	 20.1540 	ocean 	OAFLUX	14.24	1.41
tp 	 39.1413 	global 	CMAP	38.87	1.00
ewss 	  8.2406 	ocean 	DASILVA	4.03	2.04
nsss 	  5.9308 	ocean 	DASILVA	3.10	1.91
SST 	 56.3038 	ocean 	GISS	17.21	3.27
SSS 	  0.1884 	ocean 	levitus	0.22	0.85
SICE 	1353.7908 	ocean 	GISS	0.34	3981.73
T 	 36.2956 	zonal 	ERA40	38.89	0.93
U 	  3.2478 	zonal 	ERA40	12.07	0.26
V 	  2.3803 	zonal 	ERA40	8.25	0.28
Q 	 32.3146 	zonal 	ERA40	29.41	1.09

Total Performance Index is : 307.3584
Partial PI (atm only) is   : 0.6357

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2056 2056

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.7339 	land 	CRU	25.13	0.46
msl 	  2.3440 	global 	COADS	11.69	0.20
qnet 	 18.9974 	ocean 	OAFLUX	14.24	1.33
tp 	 39.1413 	global 	CMAP	38.87	1.00
ewss 	  9.7277 	ocean 	DASILVA	4.03	2.41
nsss 	  4.9194 	ocean 	DASILVA	3.10	1.58
SST 	 56.3038 	ocean 	GISS	17.21	3.27
SSS 	  0.1884 	ocean 	levitus	0.22	0.85
SICE 	1353.7908 	ocean 	GISS	0.34	3981.73
T 	 35.9052 	zonal 	ERA40	38.89	0.92
U 	  3.1138 	zonal 	ERA40	12.07	0.25
V 	  2.2585 	zonal 	ERA40	8.25	0.27
Q 	 26.7406 	zonal 	ERA40	29.41	0.90

Total Performance Index is : 307.3207
Partial PI (atm only) is   : 0.5714