Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v370 2051 2051

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 25.8742 	land 	CRU	25.13	1.02
msl 	  2.9222 	global 	COADS	11.69	0.24
qnet 	 20.0275 	ocean 	OAFLUX	14.24	1.40
tp 	 56.0284 	global 	CMAP	38.87	1.44
ewss 	  8.8191 	ocean 	DASILVA	4.03	2.18
nsss 	  6.0514 	ocean 	DASILVA	3.10	1.95
SST 	 79.9374 	ocean 	GISS	17.21	4.64
SSS 	  0.1776 	ocean 	levitus	0.22	0.80
SICE 	1124.3794 	ocean 	GISS	0.34	3306.99
T 	 62.8560 	zonal 	ERA40	38.89	1.61
U 	  6.1682 	zonal 	ERA40	12.07	0.51
V 	  2.8419 	zonal 	ERA40	8.25	0.34
Q 	 48.0454 	zonal 	ERA40	29.41	1.63

Total Performance Index is : 255.7500
Partial PI (atm only) is   : 0.9700

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v370 2051 2051

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.3553 	land 	CRU	25.13	0.69
msl 	  2.9222 	global 	COADS	11.69	0.24
qnet 	 18.8064 	ocean 	OAFLUX	14.24	1.32
tp 	 56.0284 	global 	CMAP	38.87	1.44
ewss 	  8.9753 	ocean 	DASILVA	4.03	2.22
nsss 	  5.2208 	ocean 	DASILVA	3.10	1.68
SST 	 79.9374 	ocean 	GISS	17.21	4.64
SSS 	  0.1776 	ocean 	levitus	0.22	0.80
SICE 	1124.3794 	ocean 	GISS	0.34	3306.99
T 	 62.7225 	zonal 	ERA40	38.89	1.61
U 	  6.0684 	zonal 	ERA40	12.07	0.50
V 	  2.7345 	zonal 	ERA40	8.25	0.33
Q 	 44.5429 	zonal 	ERA40	29.41	1.51

Total Performance Index is : 255.6900
Partial PI (atm only) is   : 0.9028