Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2070 2070

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 21.7941 	land 	CRU	25.13	0.86
msl 	  1.8748 	global 	COADS	11.69	0.16
qnet 	 20.3136 	ocean 	OAFLUX	14.24	1.42
tp 	 38.9966 	global 	CMAP	38.87	1.00
ewss 	  8.3805 	ocean 	DASILVA	4.03	2.07
nsss 	  5.6503 	ocean 	DASILVA	3.10	1.82
SST 	 62.8171 	ocean 	GISS	17.21	3.65
SSS 	  0.1932 	ocean 	levitus	0.22	0.87
SICE 	1259.2516 	ocean 	GISS	0.34	3703.68
T 	 47.7750 	zonal 	ERA40	38.89	1.22
U 	  2.1955 	zonal 	ERA40	12.07	0.18
V 	  2.2835 	zonal 	ERA40	8.25	0.27
Q 	 35.2973 	zonal 	ERA40	29.41	1.20

Total Performance Index is : 286.0307
Partial PI (atm only) is   : 0.6985

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2070 2070

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 15.6307 	land 	CRU	25.13	0.62
msl 	  1.8748 	global 	COADS	11.69	0.16
qnet 	 19.2080 	ocean 	OAFLUX	14.24	1.34
tp 	 38.9966 	global 	CMAP	38.87	1.00
ewss 	  8.8692 	ocean 	DASILVA	4.03	2.20
nsss 	  4.9770 	ocean 	DASILVA	3.10	1.60
SST 	 62.8171 	ocean 	GISS	17.21	3.65
SSS 	  0.1932 	ocean 	levitus	0.22	0.87
SICE 	1259.2516 	ocean 	GISS	0.34	3703.68
T 	 47.2751 	zonal 	ERA40	38.89	1.21
U 	  2.0921 	zonal 	ERA40	12.07	0.17
V 	  2.1697 	zonal 	ERA40	8.25	0.26
Q 	 29.7349 	zonal 	ERA40	29.41	1.01

Total Performance Index is : 285.9823
Partial PI (atm only) is   : 0.6328