Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2052 2052

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 17.6986 	land 	CRU	25.13	0.70
msl 	  2.0371 	global 	COADS	11.69	0.17
qnet 	 20.4510 	ocean 	OAFLUX	14.24	1.43
tp 	 53.8345 	global 	CMAP	38.87	1.38
ewss 	  8.4791 	ocean 	DASILVA	4.03	2.10
nsss 	  5.8886 	ocean 	DASILVA	3.10	1.89
SST 	 57.1161 	ocean 	GISS	17.21	3.31
SSS 	  0.1865 	ocean 	levitus	0.22	0.84
SICE 	1348.8074 	ocean 	GISS	0.34	3967.08
T 	 36.6968 	zonal 	ERA40	38.89	0.94
U 	  2.8150 	zonal 	ERA40	12.07	0.23
V 	  2.4822 	zonal 	ERA40	8.25	0.30
Q 	 30.3957 	zonal 	ERA40	29.41	1.03

Total Performance Index is : 306.2615
Partial PI (atm only) is   : 0.6785

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2052 2052

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.2199 	land 	CRU	25.13	0.48
msl 	  2.0371 	global 	COADS	11.69	0.17
qnet 	 19.2741 	ocean 	OAFLUX	14.24	1.35
tp 	 53.8345 	global 	CMAP	38.87	1.38
ewss 	  8.9694 	ocean 	DASILVA	4.03	2.22
nsss 	  5.3965 	ocean 	DASILVA	3.10	1.74
SST 	 57.1161 	ocean 	GISS	17.21	3.31
SSS 	  0.1865 	ocean 	levitus	0.22	0.84
SICE 	1348.8074 	ocean 	GISS	0.34	3967.08
T 	 36.3665 	zonal 	ERA40	38.89	0.93
U 	  2.7148 	zonal 	ERA40	12.07	0.22
V 	  2.3531 	zonal 	ERA40	8.25	0.28
Q 	 25.0138 	zonal 	ERA40	29.41	0.85

Total Performance Index is : 306.2192
Partial PI (atm only) is   : 0.6157