Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
v370 2033 2033

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 21.4632 	land 	CRU	25.13	0.85
msl 	  2.7809 	global 	COADS	11.69	0.23
qnet 	 20.1563 	ocean 	OAFLUX	14.24	1.41
tp 	 40.1169 	global 	CMAP	38.87	1.03
ewss 	  8.3923 	ocean 	DASILVA	4.03	2.08
nsss 	  5.4149 	ocean 	DASILVA	3.10	1.74
SST 	 61.5927 	ocean 	GISS	17.21	3.57
SSS 	  0.1628 	ocean 	levitus	0.22	0.74
SICE 	1387.0525 	ocean 	GISS	0.34	4079.56
T 	 50.8773 	zonal 	ERA40	38.89	1.30
U 	  3.3908 	zonal 	ERA40	12.07	0.28
V 	  2.3484 	zonal 	ERA40	8.25	0.28
Q 	 36.8315 	zonal 	ERA40	29.41	1.25

Total Performance Index is : 314.9476
Partial PI (atm only) is   : 0.7457

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
v370 2033 2033

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 12.7645 	land 	CRU	25.13	0.50
msl 	  2.7809 	global 	COADS	11.69	0.23
qnet 	 19.0211 	ocean 	OAFLUX	14.24	1.33
tp 	 40.1169 	global 	CMAP	38.87	1.03
ewss 	  8.6273 	ocean 	DASILVA	4.03	2.14
nsss 	  5.0105 	ocean 	DASILVA	3.10	1.61
SST 	 61.5927 	ocean 	GISS	17.21	3.57
SSS 	  0.1628 	ocean 	levitus	0.22	0.74
SICE 	1387.0525 	ocean 	GISS	0.34	4079.56
T 	 50.6573 	zonal 	ERA40	38.89	1.30
U 	  3.2366 	zonal 	ERA40	12.07	0.26
V 	  2.2468 	zonal 	ERA40	8.25	0.27
Q 	 32.5339 	zonal 	ERA40	29.41	1.10

Total Performance Index is : 314.8953
Partial PI (atm only) is   : 0.6700