Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v585 2025 2025

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.0994 	land 	CRU	25.13	0.64
msl 	  1.7489 	global 	COADS	11.69	0.14
qnet 	 19.1154 	ocean 	OAFLUX	14.24	1.34
tp 	 37.5062 	global 	CMAP	38.87	0.96
ewss 	  7.1257 	ocean 	DASILVA	4.03	1.76
nsss 	  5.2384 	ocean 	DASILVA	3.10	1.68
SST 	 51.3338 	ocean 	GISS	17.21	2.98
SSS 	  0.1448 	ocean 	levitus	0.22	0.65
SICE 	1720.4716 	ocean 	GISS	0.34	5060.21
T 	 31.2030 	zonal 	ERA40	38.89	0.80
U 	  2.7282 	zonal 	ERA40	12.07	0.22
V 	  2.0382 	zonal 	ERA40	8.25	0.24
Q 	 28.0084 	zonal 	ERA40	29.41	0.95

Total Performance Index is : 390.1976
Partial PI (atm only) is   : 0.5642

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v585 2025 2025

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.2167 	land 	CRU	25.13	0.48
msl 	  1.7489 	global 	COADS	11.69	0.14
qnet 	 17.8793 	ocean 	OAFLUX	14.24	1.25
tp 	 37.5062 	global 	CMAP	38.87	0.96
ewss 	  7.4444 	ocean 	DASILVA	4.03	1.84
nsss 	  4.5047 	ocean 	DASILVA	3.10	1.45
SST 	 51.3338 	ocean 	GISS	17.21	2.98
SSS 	  0.1448 	ocean 	levitus	0.22	0.65
SICE 	1720.4716 	ocean 	GISS	0.34	5060.21
T 	 30.9015 	zonal 	ERA40	38.89	0.79
U 	  2.6221 	zonal 	ERA40	12.07	0.21
V 	  1.9074 	zonal 	ERA40	8.25	0.23
Q 	 23.0459 	zonal 	ERA40	29.41	0.78

Total Performance Index is : 390.1515
Partial PI (atm only) is   : 0.5128