Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v126 2036 2036

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.9819 	land 	CRU	25.13	0.79
msl 	  1.7449 	global 	COADS	11.69	0.14
qnet 	 19.9597 	ocean 	OAFLUX	14.24	1.40
tp 	 41.8802 	global 	CMAP	38.87	1.07
ewss 	  8.8018 	ocean 	DASILVA	4.03	2.18
nsss 	  5.8688 	ocean 	DASILVA	3.10	1.89
SST 	 60.0904 	ocean 	GISS	17.21	3.49
SSS 	  0.1781 	ocean 	levitus	0.22	0.80
SICE 	1365.5029 	ocean 	GISS	0.34	4016.18
T 	 47.1778 	zonal 	ERA40	38.89	1.21
U 	  2.5633 	zonal 	ERA40	12.07	0.21
V 	  2.2777 	zonal 	ERA40	8.25	0.27
Q 	 34.2651 	zonal 	ERA40	29.41	1.16

Total Performance Index is : 310.0607
Partial PI (atm only) is   : 0.6928

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v126 2036 2036

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 13.9310 	land 	CRU	25.13	0.55
msl 	  1.7449 	global 	COADS	11.69	0.14
qnet 	 18.8010 	ocean 	OAFLUX	14.24	1.32
tp 	 41.8802 	global 	CMAP	38.87	1.07
ewss 	  9.4856 	ocean 	DASILVA	4.03	2.35
nsss 	  5.2942 	ocean 	DASILVA	3.10	1.70
SST 	 60.0904 	ocean 	GISS	17.21	3.49
SSS 	  0.1781 	ocean 	levitus	0.22	0.80
SICE 	1365.5029 	ocean 	GISS	0.34	4016.18
T 	 46.9124 	zonal 	ERA40	38.89	1.20
U 	  2.4359 	zonal 	ERA40	12.07	0.20
V 	  2.1984 	zonal 	ERA40	8.25	0.26
Q 	 29.3764 	zonal 	ERA40	29.41	0.99

Total Performance Index is : 310.0192
Partial PI (atm only) is   : 0.6300