An auto-tuning PID control system based on genetic algorithms to provide delay guarantees in Passive Optical Networks. - Tamara Jiménez; Noemí Merayo; Anaïs Andrés; Ramón J. Durán; Juan Carlos Aguado; Ignacio de Miguel; Patricia Fernández; Rubén M. Lorenzo; Evaristo J. Abril (Expert Syst. Appl., 2015)