Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1886 1886

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	171.8171 	land 	CRU	25.13	6.83
msl 	  3.0762 	global 	COADS	11.69	0.26
qnet 	 19.8277 	ocean 	OAFLUX	14.24	1.39
tp 	 60.1492 	global 	CMAP	38.87	1.54
ewss 	  9.4516 	ocean 	DASILVA	4.03	2.34
nsss 	  6.4690 	ocean 	DASILVA	3.10	2.08
SST 	250.0679 	ocean 	GISS	17.21	14.53
SSS 	  0.2663 	ocean 	levitus	0.22	1.21
SICE 	235.7577 	ocean 	GISS	0.34	693.40
T 	332.2921 	zonal 	ERA40	38.89	8.54
U 	  6.9772 	zonal 	ERA40	12.07	0.57
V 	  3.2657 	zonal 	ERA40	8.25	0.39
Q 	277.3434 	zonal 	ERA40	29.41	9.43

Total Performance Index is : 57.1161
Partial PI (atm only) is   : 3.9371

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1886 1886

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	128.9275 	land 	CRU	25.13	5.13
msl 	  3.0762 	global 	COADS	11.69	0.26
qnet 	 18.6729 	ocean 	OAFLUX	14.24	1.31
tp 	 60.1492 	global 	CMAP	38.87	1.54
ewss 	 10.1677 	ocean 	DASILVA	4.03	2.52
nsss 	  5.3440 	ocean 	DASILVA	3.10	1.72
SST 	250.0679 	ocean 	GISS	17.21	14.53
SSS 	  0.2663 	ocean 	levitus	0.22	1.21
SICE 	235.7577 	ocean 	GISS	0.34	693.40
T 	331.2260 	zonal 	ERA40	38.89	8.51
U 	  6.2561 	zonal 	ERA40	12.07	0.51
V 	  3.1839 	zonal 	ERA40	8.25	0.38
Q 	274.8707 	zonal 	ERA40	29.41	9.34

Total Performance Index is : 56.9507
Partial PI (atm only) is   : 3.6671