Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2086 2086

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.7714 	land 	CRU	25.13	0.70
msl 	  1.8033 	global 	COADS	11.69	0.15
qnet 	 21.0843 	ocean 	OAFLUX	14.24	1.48
tp 	 45.7979 	global 	CMAP	38.87	1.17
ewss 	  9.0426 	ocean 	DASILVA	4.03	2.24
nsss 	  5.8775 	ocean 	DASILVA	3.10	1.89
SST 	 50.0692 	ocean 	GISS	17.21	2.90
SSS 	  0.1831 	ocean 	levitus	0.22	0.83
SICE 	1583.5393 	ocean 	GISS	0.34	4657.46
T 	 33.1227 	zonal 	ERA40	38.89	0.85
U 	  4.3138 	zonal 	ERA40	12.07	0.35
V 	  2.5836 	zonal 	ERA40	8.25	0.31
Q 	 27.8304 	zonal 	ERA40	29.41	0.94

Total Performance Index is : 359.3284
Partial PI (atm only) is   : 0.6385

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2086 2086

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.9123 	land 	CRU	25.13	0.51
msl 	  1.8033 	global 	COADS	11.69	0.15
qnet 	 19.9087 	ocean 	OAFLUX	14.24	1.39
tp 	 45.7979 	global 	CMAP	38.87	1.17
ewss 	  9.7007 	ocean 	DASILVA	4.03	2.40
nsss 	  5.2057 	ocean 	DASILVA	3.10	1.67
SST 	 50.0692 	ocean 	GISS	17.21	2.90
SSS 	  0.1831 	ocean 	levitus	0.22	0.83
SICE 	1583.5393 	ocean 	GISS	0.34	4657.46
T 	 32.5969 	zonal 	ERA40	38.89	0.83
U 	  4.1627 	zonal 	ERA40	12.07	0.34
V 	  2.4715 	zonal 	ERA40	8.25	0.29
Q 	 21.8007 	zonal 	ERA40	29.41	0.74

Total Performance Index is : 359.2830
Partial PI (atm only) is   : 0.5757