Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
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Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 26.0943 	land 	CRU	25.13	1.03
msl 	  1.6354 	global 	COADS	11.69	0.13
qnet 	 19.2622 	ocean 	OAFLUX	14.24	1.35
tp 	 37.1787 	global 	CMAP	38.87	0.95
ewss 	  7.5175 	ocean 	DASILVA	4.03	1.86
nsss 	  5.4928 	ocean 	DASILVA	3.10	1.77
SST 	 71.8575 	ocean 	GISS	17.21	4.17
SSS 	  0.1929 	ocean 	levitus	0.22	0.87
SICE 	1086.8884 	ocean 	GISS	0.34	3196.73
T 	 58.9134 	zonal 	ERA40	38.89	1.51
U 	  2.2888 	zonal 	ERA40	12.07	0.18
V 	  2.1535 	zonal 	ERA40	8.25	0.26
Q 	 40.8440 	zonal 	ERA40	29.41	1.38

Total Performance Index is : 247.0915
Partial PI (atm only) is   : 0.7771

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c245 2058 2058

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.6152 	land 	CRU	25.13	0.70
msl 	  1.6354 	global 	COADS	11.69	0.13
qnet 	 18.0653 	ocean 	OAFLUX	14.24	1.26
tp 	 37.1787 	global 	CMAP	38.87	0.95
ewss 	  7.8735 	ocean 	DASILVA	4.03	1.95
nsss 	  4.9984 	ocean 	DASILVA	3.10	1.61
SST 	 71.8575 	ocean 	GISS	17.21	4.17
SSS 	  0.1929 	ocean 	levitus	0.22	0.87
SICE 	1086.8884 	ocean 	GISS	0.34	3196.73
T 	 58.7901 	zonal 	ERA40	38.89	1.51
U 	  2.1434 	zonal 	ERA40	12.07	0.17
V 	  2.0446 	zonal 	ERA40	8.25	0.24
Q 	 36.3918 	zonal 	ERA40	29.41	1.23

Total Performance Index is : 247.0400
Partial PI (atm only) is   : 0.7042