Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v370 2034 2034

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 18.1102 	land 	CRU	25.13	0.72
msl 	  2.4588 	global 	COADS	11.69	0.21
qnet 	 19.6073 	ocean 	OAFLUX	14.24	1.37
tp 	 49.6404 	global 	CMAP	38.87	1.27
ewss 	  8.4606 	ocean 	DASILVA	4.03	2.09
nsss 	  5.6628 	ocean 	DASILVA	3.10	1.82
SST 	 58.2355 	ocean 	GISS	17.21	3.38
SSS 	  0.1628 	ocean 	levitus	0.22	0.74
SICE 	1375.5609 	ocean 	GISS	0.34	4045.76
T 	 35.7309 	zonal 	ERA40	38.89	0.91
U 	  4.1567 	zonal 	ERA40	12.07	0.34
V 	  2.6642 	zonal 	ERA40	8.25	0.32
Q 	 32.6199 	zonal 	ERA40	29.41	1.10

Total Performance Index is : 312.3100
Partial PI (atm only) is   : 0.6957

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v370 2034 2034

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.0716 	land 	CRU	25.13	0.48
msl 	  2.4588 	global 	COADS	11.69	0.21
qnet 	 18.3360 	ocean 	OAFLUX	14.24	1.28
tp 	 49.6404 	global 	CMAP	38.87	1.27
ewss 	  8.5947 	ocean 	DASILVA	4.03	2.13
nsss 	  5.4324 	ocean 	DASILVA	3.10	1.75
SST 	 58.2355 	ocean 	GISS	17.21	3.38
SSS 	  0.1628 	ocean 	levitus	0.22	0.74
SICE 	1375.5609 	ocean 	GISS	0.34	4045.76
T 	 35.5470 	zonal 	ERA40	38.89	0.91
U 	  4.0446 	zonal 	ERA40	12.07	0.33
V 	  2.5548 	zonal 	ERA40	8.25	0.30
Q 	 28.1117 	zonal 	ERA40	29.41	0.95

Total Performance Index is : 312.2684
Partial PI (atm only) is   : 0.6357