Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1895 1895

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 24.0003 	land 	CRU	25.13	0.95
msl 	  2.8352 	global 	COADS	11.69	0.24
qnet 	 20.7897 	ocean 	OAFLUX	14.24	1.45
tp 	 37.2368 	global 	CMAP	38.87	0.95
ewss 	  7.4476 	ocean 	DASILVA	4.03	1.84
nsss 	  6.1210 	ocean 	DASILVA	3.10	1.97
SST 	 29.7512 	ocean 	GISS	17.21	1.72
SSS 	  0.1266 	ocean 	levitus	0.22	0.57
SICE 	2612.7299 	ocean 	GISS	0.34	7684.49
T 	 24.7551 	zonal 	ERA40	38.89	0.63
U 	  3.8279 	zonal 	ERA40	12.07	0.31
V 	  2.8608 	zonal 	ERA40	8.25	0.34
Q 	 32.6758 	zonal 	ERA40	29.41	1.11

Total Performance Index is : 592.0438
Partial PI (atm only) is   : 0.6471

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1895 1895

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 23.0434 	land 	CRU	25.13	0.91
msl 	  2.8352 	global 	COADS	11.69	0.24
qnet 	 19.6363 	ocean 	OAFLUX	14.24	1.37
tp 	 37.2368 	global 	CMAP	38.87	0.95
ewss 	  7.2889 	ocean 	DASILVA	4.03	1.80
nsss 	  5.0903 	ocean 	DASILVA	3.10	1.64
SST 	 29.7512 	ocean 	GISS	17.21	1.72
SSS 	  0.1266 	ocean 	levitus	0.22	0.57
SICE 	2612.7299 	ocean 	GISS	0.34	7684.49
T 	 22.5965 	zonal 	ERA40	38.89	0.58
U 	  3.5456 	zonal 	ERA40	12.07	0.29
V 	  2.7402 	zonal 	ERA40	8.25	0.33
Q 	 25.3709 	zonal 	ERA40	29.41	0.86

Total Performance Index is : 591.9807
Partial PI (atm only) is   : 0.5942