Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c126 2023 2023

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 14.8932 	land 	CRU	25.13	0.59
msl 	  1.9412 	global 	COADS	11.69	0.16
qnet 	 19.9197 	ocean 	OAFLUX	14.24	1.39
tp 	 40.5675 	global 	CMAP	38.87	1.04
ewss 	  8.1413 	ocean 	DASILVA	4.03	2.02
nsss 	  5.5509 	ocean 	DASILVA	3.10	1.79
SST 	 47.1320 	ocean 	GISS	17.21	2.73
SSS 	  0.1684 	ocean 	levitus	0.22	0.76
SICE 	1800.8418 	ocean 	GISS	0.34	5296.59
T 	 28.4623 	zonal 	ERA40	38.89	0.73
U 	  3.3010 	zonal 	ERA40	12.07	0.27
V 	  2.4838 	zonal 	ERA40	8.25	0.30
Q 	 25.6013 	zonal 	ERA40	29.41	0.87

Total Performance Index is : 408.4030
Partial PI (atm only) is   : 0.5657

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c126 2023 2023

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.3559 	land 	CRU	25.13	0.45
msl 	  1.9412 	global 	COADS	11.69	0.16
qnet 	 18.7208 	ocean 	OAFLUX	14.24	1.31
tp 	 40.5675 	global 	CMAP	38.87	1.04
ewss 	  8.6170 	ocean 	DASILVA	4.03	2.13
nsss 	  4.6759 	ocean 	DASILVA	3.10	1.50
SST 	 47.1320 	ocean 	GISS	17.21	2.73
SSS 	  0.1684 	ocean 	levitus	0.22	0.76
SICE 	1800.8418 	ocean 	GISS	0.34	5296.59
T 	 28.0524 	zonal 	ERA40	38.89	0.72
U 	  3.1216 	zonal 	ERA40	12.07	0.25
V 	  2.3648 	zonal 	ERA40	8.25	0.28
Q 	 20.4907 	zonal 	ERA40	29.41	0.69

Total Performance Index is : 408.3546
Partial PI (atm only) is   : 0.5128