Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v126 2052 2052

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 25.2687 	land 	CRU	25.13	1.00
msl 	  1.6425 	global 	COADS	11.69	0.14
qnet 	 20.7410 	ocean 	OAFLUX	14.24	1.45
tp 	 36.2397 	global 	CMAP	38.87	0.93
ewss 	  7.7861 	ocean 	DASILVA	4.03	1.93
nsss 	  5.8804 	ocean 	DASILVA	3.10	1.89
SST 	 65.6712 	ocean 	GISS	17.21	3.81
SSS 	  0.1616 	ocean 	levitus	0.22	0.73
SICE 	1222.0899 	ocean 	GISS	0.34	3594.38
T 	 56.3221 	zonal 	ERA40	38.89	1.44
U 	  3.0013 	zonal 	ERA40	12.07	0.24
V 	  2.3429 	zonal 	ERA40	8.25	0.28
Q 	 36.4758 	zonal 	ERA40	29.41	1.24

Total Performance Index is : 277.6507
Partial PI (atm only) is   : 0.7528

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v126 2052 2052

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.8796 	land 	CRU	25.13	0.67
msl 	  1.6425 	global 	COADS	11.69	0.14
qnet 	 19.6069 	ocean 	OAFLUX	14.24	1.37
tp 	 36.2397 	global 	CMAP	38.87	0.93
ewss 	  9.1092 	ocean 	DASILVA	4.03	2.26
nsss 	  5.2594 	ocean 	DASILVA	3.10	1.69
SST 	 65.6712 	ocean 	GISS	17.21	3.81
SSS 	  0.1616 	ocean 	levitus	0.22	0.73
SICE 	1222.0899 	ocean 	GISS	0.34	3594.38
T 	 56.0828 	zonal 	ERA40	38.89	1.44
U 	  2.8730 	zonal 	ERA40	12.07	0.23
V 	  2.2235 	zonal 	ERA40	8.25	0.26
Q 	 31.5207 	zonal 	ERA40	29.41	1.07

Total Performance Index is : 277.6138
Partial PI (atm only) is   : 0.6771