Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1982 1982

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 20.8031 	land 	CRU	25.13	0.82
msl 	  2.1188 	global 	COADS	11.69	0.18
qnet 	 20.4228 	ocean 	OAFLUX	14.24	1.43
tp 	 30.7757 	global 	CMAP	38.87	0.79
ewss 	  7.5807 	ocean 	DASILVA	4.03	1.88
nsss 	  5.0493 	ocean 	DASILVA	3.10	1.62
SST 	 33.0594 	ocean 	GISS	17.21	1.92
SSS 	  0.1565 	ocean 	levitus	0.22	0.71
SICE 	2505.7279 	ocean 	GISS	0.34	7369.78
T 	 24.2351 	zonal 	ERA40	38.89	0.62
U 	  3.9950 	zonal 	ERA40	12.07	0.33
V 	  2.5386 	zonal 	ERA40	8.25	0.30
Q 	 33.4434 	zonal 	ERA40	29.41	1.13

Total Performance Index is : 567.8084
Partial PI (atm only) is   : 0.5957

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1982 1982

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.6756 	land 	CRU	25.13	0.78
msl 	  2.1188 	global 	COADS	11.69	0.18
qnet 	 19.2327 	ocean 	OAFLUX	14.24	1.35
tp 	 30.7757 	global 	CMAP	38.87	0.79
ewss 	  7.7544 	ocean 	DASILVA	4.03	1.92
nsss 	  4.6523 	ocean 	DASILVA	3.10	1.50
SST 	 33.0594 	ocean 	GISS	17.21	1.92
SSS 	  0.1565 	ocean 	levitus	0.22	0.71
SICE 	2505.7279 	ocean 	GISS	0.34	7369.78
T 	 22.9975 	zonal 	ERA40	38.89	0.59
U 	  3.7788 	zonal 	ERA40	12.07	0.31
V 	  2.4133 	zonal 	ERA40	8.25	0.29
Q 	 27.1613 	zonal 	ERA40	29.41	0.92

Total Performance Index is : 567.7723
Partial PI (atm only) is   : 0.5514