Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 2010 2010

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 14.4072 	land 	CRU	25.13	0.57
msl 	  2.1608 	global 	COADS	11.69	0.18
qnet 	 19.4922 	ocean 	OAFLUX	14.24	1.36
tp 	 39.4843 	global 	CMAP	38.87	1.01
ewss 	  8.8850 	ocean 	DASILVA	4.03	2.20
nsss 	  5.4619 	ocean 	DASILVA	3.10	1.76
SST 	 36.9195 	ocean 	GISS	17.21	2.14
SSS 	  0.1273 	ocean 	levitus	0.22	0.57
SICE 	1934.6516 	ocean 	GISS	0.34	5690.15
T 	 21.3714 	zonal 	ERA40	38.89	0.54
U 	  2.7126 	zonal 	ERA40	12.07	0.22
V 	  2.6010 	zonal 	ERA40	8.25	0.31
Q 	 23.4239 	zonal 	ERA40	29.41	0.79

Total Performance Index is : 438.6000
Partial PI (atm only) is   : 0.5171

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 2010 2010

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.6341 	land 	CRU	25.13	0.46
msl 	  2.1608 	global 	COADS	11.69	0.18
qnet 	 18.2876 	ocean 	OAFLUX	14.24	1.28
tp 	 39.4843 	global 	CMAP	38.87	1.01
ewss 	  9.6436 	ocean 	DASILVA	4.03	2.39
nsss 	  5.1553 	ocean 	DASILVA	3.10	1.66
SST 	 36.9195 	ocean 	GISS	17.21	2.14
SSS 	  0.1273 	ocean 	levitus	0.22	0.57
SICE 	1934.6516 	ocean 	GISS	0.34	5690.15
T 	 20.8584 	zonal 	ERA40	38.89	0.53
U 	  2.5665 	zonal 	ERA40	12.07	0.21
V 	  2.4959 	zonal 	ERA40	8.25	0.30
Q 	 17.7004 	zonal 	ERA40	29.41	0.60

Total Performance Index is : 438.5753
Partial PI (atm only) is   : 0.4700