Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1946 1946

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 21.2968 	land 	CRU	25.13	0.84
msl 	  2.8799 	global 	COADS	11.69	0.24
qnet 	 20.6743 	ocean 	OAFLUX	14.24	1.45
tp 	 37.5276 	global 	CMAP	38.87	0.96
ewss 	  8.5531 	ocean 	DASILVA	4.03	2.12
nsss 	  6.2935 	ocean 	DASILVA	3.10	2.03
SST 	 33.2995 	ocean 	GISS	17.21	1.93
SSS 	  0.1651 	ocean 	levitus	0.22	0.75
SICE 	2729.1382 	ocean 	GISS	0.34	8026.87
T 	 24.0417 	zonal 	ERA40	38.89	0.61
U 	  3.6471 	zonal 	ERA40	12.07	0.30
V 	  2.6137 	zonal 	ERA40	8.25	0.31
Q 	 35.4020 	zonal 	ERA40	29.41	1.20

Total Performance Index is : 618.4315
Partial PI (atm only) is   : 0.6371

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1946 1946

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 20.6868 	land 	CRU	25.13	0.82
msl 	  2.8799 	global 	COADS	11.69	0.24
qnet 	 19.5173 	ocean 	OAFLUX	14.24	1.37
tp 	 37.5276 	global 	CMAP	38.87	0.96
ewss 	  8.7968 	ocean 	DASILVA	4.03	2.18
nsss 	  5.6092 	ocean 	DASILVA	3.10	1.80
SST 	 33.2995 	ocean 	GISS	17.21	1.93
SSS 	  0.1651 	ocean 	levitus	0.22	0.75
SICE 	2729.1382 	ocean 	GISS	0.34	8026.87
T 	 22.2719 	zonal 	ERA40	38.89	0.57
U 	  3.4545 	zonal 	ERA40	12.07	0.28
V 	  2.4994 	zonal 	ERA40	8.25	0.30
Q 	 28.4093 	zonal 	ERA40	29.41	0.96

Total Performance Index is : 618.3869
Partial PI (atm only) is   : 0.5900