Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c370 2031 2031

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.8068 	land 	CRU	25.13	0.66
msl 	  1.8799 	global 	COADS	11.69	0.16
qnet 	 20.4851 	ocean 	OAFLUX	14.24	1.43
tp 	 47.9956 	global 	CMAP	38.87	1.23
ewss 	  8.9856 	ocean 	DASILVA	4.03	2.22
nsss 	  6.4111 	ocean 	DASILVA	3.10	2.06
SST 	 56.0457 	ocean 	GISS	17.21	3.25
SSS 	  0.1521 	ocean 	levitus	0.22	0.69
SICE 	1699.6962 	ocean 	GISS	0.34	4999.10
T 	 35.9461 	zonal 	ERA40	38.89	0.92
U 	  2.6609 	zonal 	ERA40	12.07	0.22
V 	  2.3845 	zonal 	ERA40	8.25	0.28
Q 	 30.2298 	zonal 	ERA40	29.41	1.02

Total Performance Index is : 385.6338
Partial PI (atm only) is   : 0.6414

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c370 2031 2031

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.0697 	land 	CRU	25.13	0.48
msl 	  1.8799 	global 	COADS	11.69	0.16
qnet 	 19.3078 	ocean 	OAFLUX	14.24	1.35
tp 	 47.9956 	global 	CMAP	38.87	1.23
ewss 	  9.3538 	ocean 	DASILVA	4.03	2.32
nsss 	  5.3943 	ocean 	DASILVA	3.10	1.74
SST 	 56.0457 	ocean 	GISS	17.21	3.25
SSS 	  0.1521 	ocean 	levitus	0.22	0.69
SICE 	1699.6962 	ocean 	GISS	0.34	4999.10
T 	 35.7155 	zonal 	ERA40	38.89	0.91
U 	  2.5538 	zonal 	ERA40	12.07	0.21
V 	  2.2858 	zonal 	ERA40	8.25	0.27
Q 	 25.4279 	zonal 	ERA40	29.41	0.86

Total Performance Index is : 385.5823
Partial PI (atm only) is   : 0.5885