Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v370 2036 2036

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 22.8213 	land 	CRU	25.13	0.90
msl 	  1.8640 	global 	COADS	11.69	0.15
qnet 	 20.1466 	ocean 	OAFLUX	14.24	1.41
tp 	 38.4225 	global 	CMAP	38.87	0.98
ewss 	  9.0725 	ocean 	DASILVA	4.03	2.25
nsss 	  6.4150 	ocean 	DASILVA	3.10	2.06
SST 	 59.5468 	ocean 	GISS	17.21	3.46
SSS 	  0.1762 	ocean 	levitus	0.22	0.80
SICE 	1325.4558 	ocean 	GISS	0.34	3898.39
T 	 52.0995 	zonal 	ERA40	38.89	1.33
U 	  2.3377 	zonal 	ERA40	12.07	0.19
V 	  2.2044 	zonal 	ERA40	8.25	0.26
Q 	 35.5033 	zonal 	ERA40	29.41	1.20

Total Performance Index is : 301.0292
Partial PI (atm only) is   : 0.7157

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v370 2036 2036

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.4598 	land 	CRU	25.13	0.65
msl 	  1.8640 	global 	COADS	11.69	0.15
qnet 	 18.9894 	ocean 	OAFLUX	14.24	1.33
tp 	 38.4225 	global 	CMAP	38.87	0.98
ewss 	 10.4715 	ocean 	DASILVA	4.03	2.59
nsss 	  5.9517 	ocean 	DASILVA	3.10	1.91
SST 	 59.5468 	ocean 	GISS	17.21	3.46
SSS 	  0.1762 	ocean 	levitus	0.22	0.80
SICE 	1325.4558 	ocean 	GISS	0.34	3898.39
T 	 51.9142 	zonal 	ERA40	38.89	1.33
U 	  2.1180 	zonal 	ERA40	12.07	0.17
V 	  2.0898 	zonal 	ERA40	8.25	0.25
Q 	 31.2837 	zonal 	ERA40	29.41	1.06

Total Performance Index is : 301.0053
Partial PI (atm only) is   : 0.6557