An Effective Mirror-based Genetic Algorithm for Scheduling Multi-Mode Resource Constrained Projects

•Balancing the exploration of search space versus the exploitation of high quality solution.•Using an array of synergetic techniques for improving search efficiency.•Solving both the original and the inverted problems and choosing the best answer.•Being tested on a large number of various benchmark instances.•Finding the best available solutions in the literature for 548 out of 552 instances.