Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v585 2019 2019

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 15.8927 	land 	CRU	25.13	0.63
msl 	  1.7101 	global 	COADS	11.69	0.14
qnet 	 19.7805 	ocean 	OAFLUX	14.24	1.38
tp 	 41.9285 	global 	CMAP	38.87	1.07
ewss 	  7.6189 	ocean 	DASILVA	4.03	1.89
nsss 	  5.5707 	ocean 	DASILVA	3.10	1.79
SST 	 45.0709 	ocean 	GISS	17.21	2.61
SSS 	  0.1409 	ocean 	levitus	0.22	0.64
SICE 	1733.0712 	ocean 	GISS	0.34	5097.26
T 	 26.4084 	zonal 	ERA40	38.89	0.67
U 	  2.7706 	zonal 	ERA40	12.07	0.22
V 	  2.4146 	zonal 	ERA40	8.25	0.29
Q 	 26.7953 	zonal 	ERA40	29.41	0.91

Total Performance Index is : 393.0384
Partial PI (atm only) is   : 0.5614

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v585 2019 2019

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.6580 	land 	CRU	25.13	0.50
msl 	  1.7101 	global 	COADS	11.69	0.14
qnet 	 18.5522 	ocean 	OAFLUX	14.24	1.30
tp 	 41.9285 	global 	CMAP	38.87	1.07
ewss 	  8.0005 	ocean 	DASILVA	4.03	1.98
nsss 	  4.7034 	ocean 	DASILVA	3.10	1.51
SST 	 45.0709 	ocean 	GISS	17.21	2.61
SSS 	  0.1409 	ocean 	levitus	0.22	0.64
SICE 	1733.0712 	ocean 	GISS	0.34	5097.26
T 	 26.0573 	zonal 	ERA40	38.89	0.67
U 	  2.6388 	zonal 	ERA40	12.07	0.21
V 	  2.3047 	zonal 	ERA40	8.25	0.27
Q 	 21.5294 	zonal 	ERA40	29.41	0.73

Total Performance Index is : 392.9915
Partial PI (atm only) is   : 0.5128