Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v245 2070 2070

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 31.6994 	land 	CRU	25.13	1.26
msl 	  1.8176 	global 	COADS	11.69	0.15
qnet 	 19.9492 	ocean 	OAFLUX	14.24	1.40
tp 	 49.5330 	global 	CMAP	38.87	1.27
ewss 	  8.2719 	ocean 	DASILVA	4.03	2.05
nsss 	  5.5227 	ocean 	DASILVA	3.10	1.78
SST 	 93.2497 	ocean 	GISS	17.21	5.41
SSS 	  0.2207 	ocean 	levitus	0.22	1.00
SICE 	1174.0140 	ocean 	GISS	0.34	3452.98
T 	 84.2574 	zonal 	ERA40	38.89	2.16
U 	  3.0221 	zonal 	ERA40	12.07	0.25
V 	  2.3738 	zonal 	ERA40	8.25	0.28
Q 	 60.2769 	zonal 	ERA40	29.41	2.04

Total Performance Index is : 267.0792
Partial PI (atm only) is   : 1.0585

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v245 2070 2070

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 21.3497 	land 	CRU	25.13	0.84
msl 	  1.8176 	global 	COADS	11.69	0.15
qnet 	 18.7658 	ocean 	OAFLUX	14.24	1.31
tp 	 49.5330 	global 	CMAP	38.87	1.27
ewss 	  9.0245 	ocean 	DASILVA	4.03	2.23
nsss 	  5.1358 	ocean 	DASILVA	3.10	1.65
SST 	 93.2497 	ocean 	GISS	17.21	5.41
SSS 	  0.2207 	ocean 	levitus	0.22	1.00
SICE 	1174.0140 	ocean 	GISS	0.34	3452.98
T 	 84.1607 	zonal 	ERA40	38.89	2.16
U 	  2.8831 	zonal 	ERA40	12.07	0.23
V 	  2.2407 	zonal 	ERA40	8.25	0.27
Q 	 56.1934 	zonal 	ERA40	29.41	1.91

Total Performance Index is : 267.0315
Partial PI (atm only) is   : 0.9757