Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v585 2035 2035

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.8237 	land 	CRU	25.13	0.70
msl 	  1.8360 	global 	COADS	11.69	0.15
qnet 	 20.0851 	ocean 	OAFLUX	14.24	1.41
tp 	 42.6354 	global 	CMAP	38.87	1.09
ewss 	  8.8823 	ocean 	DASILVA	4.03	2.20
nsss 	  6.1679 	ocean 	DASILVA	3.10	1.98
SST 	 56.5417 	ocean 	GISS	17.21	3.28
SSS 	  0.1544 	ocean 	levitus	0.22	0.70
SICE 	1538.9882 	ocean 	GISS	0.34	4526.43
T 	 37.5433 	zonal 	ERA40	38.89	0.96
U 	  3.0246 	zonal 	ERA40	12.07	0.25
V 	  2.1773 	zonal 	ERA40	8.25	0.26
Q 	 29.3581 	zonal 	ERA40	29.41	0.99

Total Performance Index is : 349.2615
Partial PI (atm only) is   : 0.6285

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v585 2035 2035

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.3585 	land 	CRU	25.13	0.49
msl 	  1.8360 	global 	COADS	11.69	0.15
qnet 	 18.8893 	ocean 	OAFLUX	14.24	1.32
tp 	 42.6354 	global 	CMAP	38.87	1.09
ewss 	  9.2883 	ocean 	DASILVA	4.03	2.30
nsss 	  5.0941 	ocean 	DASILVA	3.10	1.64
SST 	 56.5417 	ocean 	GISS	17.21	3.28
SSS 	  0.1544 	ocean 	levitus	0.22	0.70
SICE 	1538.9882 	ocean 	GISS	0.34	4526.43
T 	 37.3256 	zonal 	ERA40	38.89	0.95
U 	  2.8654 	zonal 	ERA40	12.07	0.23
V 	  2.0793 	zonal 	ERA40	8.25	0.25
Q 	 24.5435 	zonal 	ERA40	29.41	0.83

Total Performance Index is : 349.2046
Partial PI (atm only) is   : 0.5700