11. Fragmentary values have been determined statistically, based on empirical data for known logP values. 12. Recently biased human trust models have been designed, analyzed and validated against empirical data . 13. In this approach, the empirical data drives the segmentation selection. 14. Most voucher proponents here don't pretend there are empirical data to support their view. 15. Duncan Watts reconciled empirical data on networks with mathematical representation, describing the small-world network. 16. Taper is often represented by mathematical functions fitted to empirical data , called taper equations. 17. Furthermore, Darwin built up his theory through a careful examination of considerable empirical data . 18. He used these empirical data to analyze the efficiency of engine types then in use. 19. Decision trees can also be seen as generative models of induction rules from empirical data . 20. Further modification of this equation was proposed by Thomas from the fitting of empirical data :
