Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2051 2051

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 20.2654 	land 	CRU	25.13	0.80
msl 	  1.7846 	global 	COADS	11.69	0.15
qnet 	 20.6796 	ocean 	OAFLUX	14.24	1.45
tp 	 44.1102 	global 	CMAP	38.87	1.13
ewss 	  8.4850 	ocean 	DASILVA	4.03	2.10
nsss 	  6.8714 	ocean 	DASILVA	3.10	2.21
SST 	 56.0936 	ocean 	GISS	17.21	3.25
SSS 	  0.1913 	ocean 	levitus	0.22	0.86
SICE 	1496.8346 	ocean 	GISS	0.34	4402.45
T 	 43.5598 	zonal 	ERA40	38.89	1.12
U 	  2.2663 	zonal 	ERA40	12.07	0.18
V 	  2.2383 	zonal 	ERA40	8.25	0.27
Q 	 30.0638 	zonal 	ERA40	29.41	1.02

Total Performance Index is : 339.7684
Partial PI (atm only) is   : 0.6671

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2051 2051

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 13.7710 	land 	CRU	25.13	0.54
msl 	  1.7846 	global 	COADS	11.69	0.15
qnet 	 19.5601 	ocean 	OAFLUX	14.24	1.37
tp 	 44.1102 	global 	CMAP	38.87	1.13
ewss 	  9.2721 	ocean 	DASILVA	4.03	2.30
nsss 	  5.8127 	ocean 	DASILVA	3.10	1.87
SST 	 56.0936 	ocean 	GISS	17.21	3.25
SSS 	  0.1913 	ocean 	levitus	0.22	0.86
SICE 	1496.8346 	ocean 	GISS	0.34	4402.45
T 	 43.2206 	zonal 	ERA40	38.89	1.11
U 	  2.1388 	zonal 	ERA40	12.07	0.17
V 	  2.1535 	zonal 	ERA40	8.25	0.26
Q 	 24.9465 	zonal 	ERA40	29.41	0.84

Total Performance Index is : 339.7153
Partial PI (atm only) is   : 0.6000