IBM ILOG Solver User's Manual > Evolutionary Algorithms > Using More Advanced EA Features > Using pool evaluators and partial replacement > Review Exercises

  1. Vary the value of the power used from 2.0. For example, try values of 10.0 and 0.1. Increasing the value will tend to place more emphasis on selecting fitter individuals rather than less fit ones; it will increase the selection pressure. Decreasing the value will tend to decrease selection pressure. Observe how quickly the optimal solution is found.