... plastic model 15, 82 mm 15, 87 mm 15, 92 mm Strain rate dependent isotropic plasticity model 15, 68 mm 15, 76 mm 15, 85 mm Piecewise linear isotropic plasticity model 15, 85 mm 15, 90 mm 15, 98 mm Table ... al., 2000, Firat, 2007a) and use less computer resources, since the Expert Systems for Human, Materials and Automation 150 Fig. 8. Polynomial fit estimation and confidence bounds of ... Mattiasson, et al., 19 95, Narasimhan & Lovell, 1999, Taylor, Cao, Karafillis & Boyce, 19 95, Tekkaya, 2000). Expert Systems for Human, Materials and Automation 162 An expert system must...