Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
vhis 1947 1947

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 25.0220 	land 	CRU	25.13	0.99
msl 	  2.5590 	global 	COADS	11.69	0.21
qnet 	 21.1542 	ocean 	OAFLUX	14.24	1.48
tp 	 32.0831 	global 	CMAP	38.87	0.82
ewss 	  8.2194 	ocean 	DASILVA	4.03	2.03
nsss 	  5.9283 	ocean 	DASILVA	3.10	1.91
SST 	 34.1988 	ocean 	GISS	17.21	1.98
SSS 	  0.1754 	ocean 	levitus	0.22	0.79
SICE 	2635.2727 	ocean 	GISS	0.34	7750.80
T 	 25.2197 	zonal 	ERA40	38.89	0.64
U 	  4.8431 	zonal 	ERA40	12.07	0.40
V 	  2.7337 	zonal 	ERA40	8.25	0.33
Q 	 36.3353 	zonal 	ERA40	29.41	1.23

Total Performance Index is : 597.2007
Partial PI (atm only) is   : 0.6600

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
vhis 1947 1947

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 23.8715 	land 	CRU	25.13	0.94
msl 	  2.5590 	global 	COADS	11.69	0.21
qnet 	 19.9688 	ocean 	OAFLUX	14.24	1.40
tp 	 32.0831 	global 	CMAP	38.87	0.82
ewss 	  8.5156 	ocean 	DASILVA	4.03	2.11
nsss 	  5.5033 	ocean 	DASILVA	3.10	1.77
SST 	 34.1988 	ocean 	GISS	17.21	1.98
SSS 	  0.1754 	ocean 	levitus	0.22	0.79
SICE 	2635.2727 	ocean 	GISS	0.34	7750.80
T 	 23.3536 	zonal 	ERA40	38.89	0.60
U 	  4.5698 	zonal 	ERA40	12.07	0.37
V 	  2.5888 	zonal 	ERA40	8.25	0.31
Q 	 29.5952 	zonal 	ERA40	29.41	1.00

Total Performance Index is : 597.1615
Partial PI (atm only) is   : 0.6071