Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c245 2025 2025

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 14.9664 	land 	CRU	25.13	0.59
msl 	  1.4548 	global 	COADS	11.69	0.12
qnet 	 20.0300 	ocean 	OAFLUX	14.24	1.40
tp 	 36.1884 	global 	CMAP	38.87	0.93
ewss 	  8.0935 	ocean 	DASILVA	4.03	2.00
nsss 	  4.9830 	ocean 	DASILVA	3.10	1.60
SST 	 45.6691 	ocean 	GISS	17.21	2.65
SSS 	  0.1479 	ocean 	levitus	0.22	0.67
SICE 	1909.5570 	ocean 	GISS	0.34	5616.34
T 	 30.1301 	zonal 	ERA40	38.89	0.77
U 	  2.5382 	zonal 	ERA40	12.07	0.21
V 	  2.0391 	zonal 	ERA40	8.25	0.24
Q 	 26.8019 	zonal 	ERA40	29.41	0.91

Total Performance Index is : 432.9561
Partial PI (atm only) is   : 0.5385

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c245 2025 2025

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 11.5503 	land 	CRU	25.13	0.45
msl 	  1.4548 	global 	COADS	11.69	0.12
qnet 	 18.8108 	ocean 	OAFLUX	14.24	1.32
tp 	 36.1884 	global 	CMAP	38.87	0.93
ewss 	  8.9780 	ocean 	DASILVA	4.03	2.22
nsss 	  4.7652 	ocean 	DASILVA	3.10	1.53
SST 	 45.6691 	ocean 	GISS	17.21	2.65
SSS 	  0.1479 	ocean 	levitus	0.22	0.67
SICE 	1909.5570 	ocean 	GISS	0.34	5616.34
T 	 29.7736 	zonal 	ERA40	38.89	0.76
U 	  2.4295 	zonal 	ERA40	12.07	0.20
V 	  1.9429 	zonal 	ERA40	8.25	0.23
Q 	 21.8284 	zonal 	ERA40	29.41	0.74

Total Performance Index is : 432.9353
Partial PI (atm only) is   : 0.4900