Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v245 2025 2025

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.7555 	land 	CRU	25.13	0.74
msl 	  2.3303 	global 	COADS	11.69	0.19
qnet 	 19.6098 	ocean 	OAFLUX	14.24	1.37
tp 	 46.9599 	global 	CMAP	38.87	1.20
ewss 	  8.8257 	ocean 	DASILVA	4.03	2.19
nsss 	  5.7052 	ocean 	DASILVA	3.10	1.84
SST 	 47.2517 	ocean 	GISS	17.21	2.74
SSS 	  0.1499 	ocean 	levitus	0.22	0.68
SICE 	1577.5970 	ocean 	GISS	0.34	4639.99
T 	 35.0854 	zonal 	ERA40	38.89	0.90
U 	  2.4346 	zonal 	ERA40	12.07	0.20
V 	  2.5207 	zonal 	ERA40	8.25	0.30
Q 	 24.9989 	zonal 	ERA40	29.41	0.85

Total Performance Index is : 357.9376
Partial PI (atm only) is   : 0.6257

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v245 2025 2025

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 14.0693 	land 	CRU	25.13	0.55
msl 	  2.3303 	global 	COADS	11.69	0.19
qnet 	 18.4017 	ocean 	OAFLUX	14.24	1.29
tp 	 46.9599 	global 	CMAP	38.87	1.20
ewss 	  9.4865 	ocean 	DASILVA	4.03	2.35
nsss 	  5.6130 	ocean 	DASILVA	3.10	1.81
SST 	 47.2517 	ocean 	GISS	17.21	2.74
SSS 	  0.1499 	ocean 	levitus	0.22	0.68
SICE 	1577.5970 	ocean 	GISS	0.34	4639.99
T 	 34.7188 	zonal 	ERA40	38.89	0.89
U 	  2.2916 	zonal 	ERA40	12.07	0.18
V 	  2.4246 	zonal 	ERA40	8.25	0.29
Q 	 20.3051 	zonal 	ERA40	29.41	0.69

Total Performance Index is : 357.9115
Partial PI (atm only) is   : 0.5700