Swarm Intelligence 11th International Conference, ANTS 2018, Rome, Italy, October 29-31, 2018, Proceedings - Dorigo, Marco; Dorigo, Marco; Birattari, Mauro; Birattari, Mauro; Blum, Christian; Blum, Christian; Christensen, Anders L.; Christensen, Anders L.; Reina, Andreagiovanni; Reina, Andreagiovanni; Trianni, Vito; Trianni, Vito (Springer International Publishing : Imprint: Springer, 2018)