Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c126 2059 2059

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 26.3626 	land 	CRU	25.13	1.04
msl 	  1.8849 	global 	COADS	11.69	0.16
qnet 	 20.0850 	ocean 	OAFLUX	14.24	1.41
tp 	 42.7643 	global 	CMAP	38.87	1.10
ewss 	  8.6877 	ocean 	DASILVA	4.03	2.15
nsss 	  6.2820 	ocean 	DASILVA	3.10	2.02
SST 	 68.0421 	ocean 	GISS	17.21	3.95
SSS 	  0.1925 	ocean 	levitus	0.22	0.87
SICE 	1177.1777 	ocean 	GISS	0.34	3462.28
T 	 59.3092 	zonal 	ERA40	38.89	1.52
U 	  2.9310 	zonal 	ERA40	12.07	0.24
V 	  2.4517 	zonal 	ERA40	8.25	0.29
Q 	 40.1060 	zonal 	ERA40	29.41	1.36

Total Performance Index is : 267.5684
Partial PI (atm only) is   : 0.8157

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c126 2059 2059

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.7325 	land 	CRU	25.13	0.78
msl 	  1.8849 	global 	COADS	11.69	0.16
qnet 	 18.9595 	ocean 	OAFLUX	14.24	1.33
tp 	 42.7643 	global 	CMAP	38.87	1.10
ewss 	  9.4325 	ocean 	DASILVA	4.03	2.34
nsss 	  5.6656 	ocean 	DASILVA	3.10	1.82
SST 	 68.0421 	ocean 	GISS	17.21	3.95
SSS 	  0.1925 	ocean 	levitus	0.22	0.87
SICE 	1177.1777 	ocean 	GISS	0.34	3462.28
T 	 59.0439 	zonal 	ERA40	38.89	1.51
U 	  2.8122 	zonal 	ERA40	12.07	0.23
V 	  2.3528 	zonal 	ERA40	8.25	0.28
Q 	 35.0744 	zonal 	ERA40	29.41	1.19

Total Performance Index is : 267.5261
Partial PI (atm only) is   : 0.7500