Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2053 2053

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 19.8365 	land 	CRU	25.13	0.78
msl 	  2.0467 	global 	COADS	11.69	0.17
qnet 	 19.6618 	ocean 	OAFLUX	14.24	1.38
tp 	 50.8613 	global 	CMAP	38.87	1.30
ewss 	  8.2009 	ocean 	DASILVA	4.03	2.03
nsss 	  6.2274 	ocean 	DASILVA	3.10	2.00
SST 	 57.1127 	ocean 	GISS	17.21	3.31
SSS 	  0.1899 	ocean 	levitus	0.22	0.86
SICE 	1174.1094 	ocean 	GISS	0.34	3453.26
T 	 39.7185 	zonal 	ERA40	38.89	1.02
U 	  2.2599 	zonal 	ERA40	12.07	0.18
V 	  2.2927 	zonal 	ERA40	8.25	0.27
Q 	 31.2955 	zonal 	ERA40	29.41	1.06

Total Performance Index is : 266.7400
Partial PI (atm only) is   : 0.6828

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2053 2053

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 13.8700 	land 	CRU	25.13	0.55
msl 	  2.0467 	global 	COADS	11.69	0.17
qnet 	 18.5017 	ocean 	OAFLUX	14.24	1.29
tp 	 50.8613 	global 	CMAP	38.87	1.30
ewss 	  9.3550 	ocean 	DASILVA	4.03	2.32
nsss 	  5.6220 	ocean 	DASILVA	3.10	1.81
SST 	 57.1127 	ocean 	GISS	17.21	3.31
SSS 	  0.1899 	ocean 	levitus	0.22	0.86
SICE 	1174.1094 	ocean 	GISS	0.34	3453.26
T 	 39.3731 	zonal 	ERA40	38.89	1.01
U 	  2.1765 	zonal 	ERA40	12.07	0.18
V 	  2.2050 	zonal 	ERA40	8.25	0.26
Q 	 25.8405 	zonal 	ERA40	29.41	0.87

Total Performance Index is : 266.7069
Partial PI (atm only) is   : 0.6200