Attribute Index and Uniform Design Based Multiobjective Association Rule Mining with Evolutionary Algorithm

Pseudocode 10

Pseudocode of updatting elitist.

population  paretoupdate(offspring, pareto)

Input: offspring indicates the offsprings after performing the crossover

       operator and mutation operator; pareto indicates the non-dominated

       solutions.

Output: pareto indicates the non-dominated solutions.

 offspring ←  call paretocreate(offspring);

 for  ∀ chr1 ∈ offspring;

  nondominated ← true;

  for  ∀ chr2 ∈ pareto;

   if  chr1 dominate chr2

    pareto ←pareto − chr2;

   else if  chr2 dominate chr1

    nondominated ← false;

   else

    continue

   end if

  end for

  if  nondominated

   pareto ← pareto ∪ chr1

  end if

 end for

 return  pareto;