Performance Indices - Reichler and Kim 2008 - CDO version
OLD VERSION: minor errors in the code
c119 2064 2064

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 21.2410 	land 	CRU	25.13	0.84
msl 	  2.9090 	global 	COADS	11.69	0.24
qnet 	 20.7753 	ocean 	OAFLUX	14.24	1.45
tp 	 58.0951 	global 	CMAP	38.87	1.49
ewss 	  8.6355 	ocean 	DASILVA	4.03	2.14
nsss 	  5.6886 	ocean 	DASILVA	3.10	1.83
SST 	 56.9715 	ocean 	GISS	17.21	3.31
SSS 	  0.1898 	ocean 	levitus	0.22	0.86
SICE 	1305.9543 	ocean 	GISS	0.34	3841.04
T 	 37.2483 	zonal 	ERA40	38.89	0.95
U 	  4.8580 	zonal 	ERA40	12.07	0.40
V 	  2.8592 	zonal 	ERA40	8.25	0.34
Q 	 33.2287 	zonal 	ERA40	29.41	1.12

Total Performance Index is : 296.6161
Partial PI (atm only) is   : 0.7685

Performance Indices - Reichler and Kim 2008 - CDO version
NEW VERSION: windstress, land-sea masks and 100hpa corrections
c119 2064 2064

Field 		PI 	Domain	Dataset	CMIP3	RatioCMIP3
t2m 	 16.4444 	land 	CRU	25.13	0.65
msl 	  2.9090 	global 	COADS	11.69	0.24
qnet 	 19.5721 	ocean 	OAFLUX	14.24	1.37
tp 	 58.0951 	global 	CMAP	38.87	1.49
ewss 	  9.0677 	ocean 	DASILVA	4.03	2.25
nsss 	  5.4940 	ocean 	DASILVA	3.10	1.77
SST 	 56.9715 	ocean 	GISS	17.21	3.31
SSS 	  0.1898 	ocean 	levitus	0.22	0.86
SICE 	1305.9543 	ocean 	GISS	0.34	3841.04
T 	 36.8653 	zonal 	ERA40	38.89	0.94
U 	  4.6440 	zonal 	ERA40	12.07	0.38
V 	  2.7434 	zonal 	ERA40	8.25	0.33
Q 	 27.3397 	zonal 	ERA40	29.41	0.92

Total Performance Index is : 296.5807
Partial PI (atm only) is   : 0.7071