Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
chis 1943 1943

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.2005 	land 	CRU	25.13	0.76
msl 	  2.4009 	global 	COADS	11.69	0.20
qnet 	 20.4010 	ocean 	OAFLUX	14.24	1.43
tp 	 35.2019 	global 	CMAP	38.87	0.90
ewss 	  7.4551 	ocean 	DASILVA	4.03	1.84
nsss 	  5.7272 	ocean 	DASILVA	3.10	1.84
SST 	 25.8627 	ocean 	GISS	17.21	1.50
SSS 	  0.1318 	ocean 	levitus	0.22	0.59
SICE 	2342.0482 	ocean 	GISS	0.34	6888.37
T 	 19.5092 	zonal 	ERA40	38.89	0.50
U 	  2.9423 	zonal 	ERA40	12.07	0.24
V 	  2.3551 	zonal 	ERA40	8.25	0.28
Q 	 26.7669 	zonal 	ERA40	29.41	0.91

Total Performance Index is : 530.7200
Partial PI (atm only) is   : 0.5414

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
chis 1943 1943

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.9297 	land 	CRU	25.13	0.71
msl 	  2.4009 	global 	COADS	11.69	0.20
qnet 	 19.2358 	ocean 	OAFLUX	14.24	1.35
tp 	 35.2019 	global 	CMAP	38.87	0.90
ewss 	  7.5526 	ocean 	DASILVA	4.03	1.87
nsss 	  5.4116 	ocean 	DASILVA	3.10	1.74
SST 	 25.8627 	ocean 	GISS	17.21	1.50
SSS 	  0.1318 	ocean 	levitus	0.22	0.59
SICE 	2342.0482 	ocean 	GISS	0.34	6888.37
T 	 17.7945 	zonal 	ERA40	38.89	0.45
U 	  2.6809 	zonal 	ERA40	12.07	0.22
V 	  2.2519 	zonal 	ERA40	8.25	0.27
Q 	 19.8142 	zonal 	ERA40	29.41	0.67

Total Performance Index is : 530.6800
Partial PI (atm only) is   : 0.4885