A frequently observed difficulty in the application of genetic algorithms to the domain of optimization ariscs from premature convergence. In order to preserve genotype diversity we develop a new model of auto-adaptive behavior for individuals. In this model a population member is an active...

In this paper we present the integrated operational transportation planning probem as theextention of the traditional pick-up-and delivery-problem-with-time-windows. The extention consists inthe possibility of forwarding the requests to subcontractors on dierent terms: from the simple...