Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c245 2030 2030

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.4056 	land 	CRU	25.13	0.73
msl 	  2.7075 	global 	COADS	11.69	0.23
qnet 	 20.0160 	ocean 	OAFLUX	14.24	1.40
tp 	 37.8307 	global 	CMAP	38.87	0.97
ewss 	  9.5363 	ocean 	DASILVA	4.03	2.36
nsss 	  6.0836 	ocean 	DASILVA	3.10	1.96
SST 	 56.1762 	ocean 	GISS	17.21	3.26
SSS 	  0.1724 	ocean 	levitus	0.22	0.78
SICE 	1857.0801 	ocean 	GISS	0.34	5462.00
T 	 42.2755 	zonal 	ERA40	38.89	1.08
U 	  3.5627 	zonal 	ERA40	12.07	0.29
V 	  2.5632 	zonal 	ERA40	8.25	0.31
Q 	 33.5507 	zonal 	ERA40	29.41	1.14

Total Performance Index is : 421.2700
Partial PI (atm only) is   : 0.6785

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c245 2030 2030

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.7443 	land 	CRU	25.13	0.50
msl 	  2.7075 	global 	COADS	11.69	0.23
qnet 	 18.8508 	ocean 	OAFLUX	14.24	1.32
tp 	 37.8307 	global 	CMAP	38.87	0.97
ewss 	  9.4979 	ocean 	DASILVA	4.03	2.35
nsss 	  5.8249 	ocean 	DASILVA	3.10	1.87
SST 	 56.1762 	ocean 	GISS	17.21	3.26
SSS 	  0.1724 	ocean 	levitus	0.22	0.78
SICE 	1857.0801 	ocean 	GISS	0.34	5462.00
T 	 42.0072 	zonal 	ERA40	38.89	1.08
U 	  3.3886 	zonal 	ERA40	12.07	0.28
V 	  2.4809 	zonal 	ERA40	8.25	0.30
Q 	 28.9634 	zonal 	ERA40	29.41	0.98

Total Performance Index is : 421.2246
Partial PI (atm only) is   : 0.6200