Table 3. Cross-validated prediction correlation.

Quality measure(s)	Prediction correlation coefficient	R.m.s. prediction error
skew	0.90	0.10
c	0.78	0.15
r2RMS	0.85	0.12
F	0.80	0.14
Nr	0.42	0.20
mDENMOD	0.80	0.10
RDENMOD	0.77	0.14
r2TRUNCATION	0.48	0.21
〈m〉	0.42	0.21
skew and r2RMS	0.92	0.09