Reproduction Mechanism of Digital life

Digital life, the creation and study of manmade systems that exhibits characteristics of life, offers a method of investigation into essential properties of life. Digital life system SEBRED, which extends upon previous system avida, was designed to help in investigations into the sexual reproduction. The sexual reproduction mechanism of digital life is designed by utilizing the genetic programming principle in this paper, the cross breeding mechanism of natural life is introduced into digital life, and the cross breeding mechanism of digital life is designed, so as to avoid the disadvantage of inbreeding reproduction and improve the life feature of digital life.