Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c126 2022 2022

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.0082 	land 	CRU	25.13	0.63
msl 	  1.9043 	global 	COADS	11.69	0.16
qnet 	 20.5762 	ocean 	OAFLUX	14.24	1.44
tp 	 40.9063 	global 	CMAP	38.87	1.05
ewss 	  7.3771 	ocean 	DASILVA	4.03	1.83
nsss 	  5.7822 	ocean 	DASILVA	3.10	1.86
SST 	 47.0650 	ocean 	GISS	17.21	2.73
SSS 	  0.1687 	ocean 	levitus	0.22	0.76
SICE 	1788.1025 	ocean 	GISS	0.34	5259.12
T 	 29.8842 	zonal 	ERA40	38.89	0.76
U 	  2.9628 	zonal 	ERA40	12.07	0.24
V 	  2.1006 	zonal 	ERA40	8.25	0.25
Q 	 25.0903 	zonal 	ERA40	29.41	0.85

Total Performance Index is : 405.5138
Partial PI (atm only) is   : 0.5628

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c126 2022 2022

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.8812 	land 	CRU	25.13	0.47
msl 	  1.9043 	global 	COADS	11.69	0.16
qnet 	 19.4227 	ocean 	OAFLUX	14.24	1.36
tp 	 40.9063 	global 	CMAP	38.87	1.05
ewss 	  8.4408 	ocean 	DASILVA	4.03	2.09
nsss 	  5.1590 	ocean 	DASILVA	3.10	1.66
SST 	 47.0650 	ocean 	GISS	17.21	2.73
SSS 	  0.1687 	ocean 	levitus	0.22	0.76
SICE 	1788.1025 	ocean 	GISS	0.34	5259.12
T 	 29.5178 	zonal 	ERA40	38.89	0.75
U 	  2.8431 	zonal 	ERA40	12.07	0.23
V 	  1.9668 	zonal 	ERA40	8.25	0.23
Q 	 20.0927 	zonal 	ERA40	29.41	0.68

Total Performance Index is : 405.4838
Partial PI (atm only) is   : 0.5100