Multispecies Coevolution Particle Swarm Optimization Based on Previous Search History

Algorithm 2

Pseudocode of adaptive normalization of population members.

   Input: Fitness tree and new generated individuals

   Output: Fitness tree

()  All nodes of Fitness tree and new generated individuals

()  

()  For

()    Compute minimum extreme point of each dimension:

()        

()    Compute maximum extreme point of each dimension:

()        

()    For

()      Normalize each dimension of each individual =

()   End For

() End For