Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c126 2088 2088

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 20.5454 	land 	CRU	25.13	0.81
msl 	  1.7702 	global 	COADS	11.69	0.15
qnet 	 19.7061 	ocean 	OAFLUX	14.24	1.38
tp 	 40.4612 	global 	CMAP	38.87	1.04
ewss 	  7.8890 	ocean 	DASILVA	4.03	1.95
nsss 	  6.7432 	ocean 	DASILVA	3.10	2.17
SST 	 66.6331 	ocean 	GISS	17.21	3.87
SSS 	  0.1727 	ocean 	levitus	0.22	0.78
SICE 	1528.0478 	ocean 	GISS	0.34	4494.25
T 	 44.0886 	zonal 	ERA40	38.89	1.13
U 	  2.8790 	zonal 	ERA40	12.07	0.23
V 	  2.3255 	zonal 	ERA40	8.25	0.28
Q 	 35.8113 	zonal 	ERA40	29.41	1.21

Total Performance Index is : 346.8653
Partial PI (atm only) is   : 0.6928

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c126 2088 2088

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 14.8014 	land 	CRU	25.13	0.58
msl 	  1.7702 	global 	COADS	11.69	0.15
qnet 	 18.4959 	ocean 	OAFLUX	14.24	1.29
tp 	 40.4612 	global 	CMAP	38.87	1.04
ewss 	  8.0380 	ocean 	DASILVA	4.03	1.99
nsss 	  5.7716 	ocean 	DASILVA	3.10	1.86
SST 	 66.6331 	ocean 	GISS	17.21	3.87
SSS 	  0.1727 	ocean 	levitus	0.22	0.78
SICE 	1528.0478 	ocean 	GISS	0.34	4494.25
T 	 43.8145 	zonal 	ERA40	38.89	1.12
U 	  2.7130 	zonal 	ERA40	12.07	0.22
V 	  2.2227 	zonal 	ERA40	8.25	0.26
Q 	 30.0840 	zonal 	ERA40	29.41	1.02

Total Performance Index is : 346.8023
Partial PI (atm only) is   : 0.6271