Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v585 2039 2039

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 28.6981 	land 	CRU	25.13	1.14
msl 	  2.4055 	global 	COADS	11.69	0.20
qnet 	 20.6489 	ocean 	OAFLUX	14.24	1.45
tp 	 37.6300 	global 	CMAP	38.87	0.96
ewss 	  8.7024 	ocean 	DASILVA	4.03	2.15
nsss 	  5.5724 	ocean 	DASILVA	3.10	1.79
SST 	 68.0345 	ocean 	GISS	17.21	3.95
SSS 	  0.1826 	ocean 	levitus	0.22	0.83
SICE 	1287.8182 	ocean 	GISS	0.34	3787.70
T 	 65.7495 	zonal 	ERA40	38.89	1.69
U 	  3.3974 	zonal 	ERA40	12.07	0.28
V 	  2.6891 	zonal 	ERA40	8.25	0.32
Q 	 40.4395 	zonal 	ERA40	29.41	1.37

Total Performance Index is : 292.6023
Partial PI (atm only) is   : 0.8514

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v585 2039 2039

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.7252 	land 	CRU	25.13	0.78
msl 	  2.4055 	global 	COADS	11.69	0.20
qnet 	 19.5416 	ocean 	OAFLUX	14.24	1.37
tp 	 37.6300 	global 	CMAP	38.87	0.96
ewss 	  9.3016 	ocean 	DASILVA	4.03	2.30
nsss 	  5.3912 	ocean 	DASILVA	3.10	1.73
SST 	 68.0345 	ocean 	GISS	17.21	3.95
SSS 	  0.1826 	ocean 	levitus	0.22	0.83
SICE 	1287.8182 	ocean 	GISS	0.34	3787.70
T 	 65.5215 	zonal 	ERA40	38.89	1.68
U 	  3.2633 	zonal 	ERA40	12.07	0.27
V 	  2.5941 	zonal 	ERA40	8.25	0.31
Q 	 36.4124 	zonal 	ERA40	29.41	1.23

Total Performance Index is : 292.5623
Partial PI (atm only) is   : 0.7757