Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c370 2037 2037

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.5471 	land 	CRU	25.13	0.73
msl 	  2.6698 	global 	COADS	11.69	0.22
qnet 	 19.4934 	ocean 	OAFLUX	14.24	1.36
tp 	 54.5607 	global 	CMAP	38.87	1.40
ewss 	  8.2812 	ocean 	DASILVA	4.03	2.05
nsss 	  6.1362 	ocean 	DASILVA	3.10	1.97
SST 	 64.1103 	ocean 	GISS	17.21	3.72
SSS 	  0.1810 	ocean 	levitus	0.22	0.82
SICE 	1466.4568 	ocean 	GISS	0.34	4313.10
T 	 42.6192 	zonal 	ERA40	38.89	1.09
U 	  4.0548 	zonal 	ERA40	12.07	0.33
V 	  2.8032 	zonal 	ERA40	8.25	0.33
Q 	 37.5110 	zonal 	ERA40	29.41	1.27

Total Performance Index is : 332.9530
Partial PI (atm only) is   : 0.7671

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c370 2037 2037

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.2359 	land 	CRU	25.13	0.48
msl 	  2.6698 	global 	COADS	11.69	0.22
qnet 	 18.2569 	ocean 	OAFLUX	14.24	1.28
tp 	 54.5607 	global 	CMAP	38.87	1.40
ewss 	  8.7728 	ocean 	DASILVA	4.03	2.17
nsss 	  5.4960 	ocean 	DASILVA	3.10	1.77
SST 	 64.1103 	ocean 	GISS	17.21	3.72
SSS 	  0.1810 	ocean 	levitus	0.22	0.82
SICE 	1466.4568 	ocean 	GISS	0.34	4313.10
T 	 42.4552 	zonal 	ERA40	38.89	1.09
U 	  3.9537 	zonal 	ERA40	12.07	0.32
V 	  2.6834 	zonal 	ERA40	8.25	0.32
Q 	 33.2281 	zonal 	ERA40	29.41	1.12

Total Performance Index is : 332.9084
Partial PI (atm only) is   : 0.7071