Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c4co 1868 1868

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	124.5892 	land 	CRU	25.13	4.95
msl 	  2.4658 	global 	COADS	11.69	0.21
qnet 	 18.6843 	ocean 	OAFLUX	14.24	1.31
tp 	 48.7977 	global 	CMAP	38.87	1.25
ewss 	 10.0090 	ocean 	DASILVA	4.03	2.48
nsss 	  6.9919 	ocean 	DASILVA	3.10	2.25
SST 	183.2943 	ocean 	GISS	17.21	10.65
SSS 	  0.2539 	ocean 	levitus	0.22	1.15
SICE 	450.9588 	ocean 	GISS	0.34	1326.34
T 	242.5063 	zonal 	ERA40	38.89	6.23
U 	  4.5834 	zonal 	ERA40	12.07	0.37
V 	  3.3705 	zonal 	ERA40	8.25	0.40
Q 	180.8557 	zonal 	ERA40	29.41	6.14

Total Performance Index is : 104.9023
Partial PI (atm only) is   : 2.7928

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c4co 1868 1868

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 98.5660 	land 	CRU	25.13	3.92
msl 	  2.4658 	global 	COADS	11.69	0.21
qnet 	 17.5383 	ocean 	OAFLUX	14.24	1.23
tp 	 48.7977 	global 	CMAP	38.87	1.25
ewss 	 11.1788 	ocean 	DASILVA	4.03	2.77
nsss 	  5.9550 	ocean 	DASILVA	3.10	1.92
SST 	183.2943 	ocean 	GISS	17.21	10.65
SSS 	  0.2539 	ocean 	levitus	0.22	1.15
SICE 	450.9588 	ocean 	GISS	0.34	1326.34
T 	241.6071 	zonal 	ERA40	38.89	6.21
U 	  3.9785 	zonal 	ERA40	12.07	0.32
V 	  3.2962 	zonal 	ERA40	8.25	0.39
Q 	177.5775 	zonal 	ERA40	29.41	6.03

Total Performance Index is : 104.7992
Partial PI (atm only) is   : 2.6185