Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c370 2074 2074

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 60.7417 	land 	CRU	25.13	2.41
msl 	  2.1495 	global 	COADS	11.69	0.18
qnet 	 20.5207 	ocean 	OAFLUX	14.24	1.44
tp 	 53.4995 	global 	CMAP	38.87	1.37
ewss 	  9.1941 	ocean 	DASILVA	4.03	2.28
nsss 	  6.7029 	ocean 	DASILVA	3.10	2.16
SST 	131.6677 	ocean 	GISS	17.21	7.65
SSS 	  0.2259 	ocean 	levitus	0.22	1.02
SICE 	761.8490 	ocean 	GISS	0.34	2240.73
T 	148.1043 	zonal 	ERA40	38.89	3.80
U 	  4.7034 	zonal 	ERA40	12.07	0.38
V 	  2.7480 	zonal 	ERA40	8.25	0.33
Q 	100.1629 	zonal 	ERA40	29.41	3.40

Total Performance Index is : 174.3961
Partial PI (atm only) is   : 1.6957

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c370 2074 2074

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 40.5372 	land 	CRU	25.13	1.61
msl 	  2.1495 	global 	COADS	11.69	0.18
qnet 	 19.3697 	ocean 	OAFLUX	14.24	1.36
tp 	 53.4995 	global 	CMAP	38.87	1.37
ewss 	 10.1792 	ocean 	DASILVA	4.03	2.52
nsss 	  5.8846 	ocean 	DASILVA	3.10	1.89
SST 	131.6677 	ocean 	GISS	17.21	7.65
SSS 	  0.2259 	ocean 	levitus	0.22	1.02
SICE 	761.8490 	ocean 	GISS	0.34	2240.73
T 	147.9192 	zonal 	ERA40	38.89	3.80
U 	  4.4126 	zonal 	ERA40	12.07	0.36
V 	  2.6562 	zonal 	ERA40	8.25	0.32
Q 	 97.9098 	zonal 	ERA40	29.41	3.32

Total Performance Index is : 174.3176
Partial PI (atm only) is   : 1.5657