Title :
A novel Differential Evolution (DE) algorithm for multi-objective optimization
Author :
Xin Qiu ; Jianxin Xu ; Kay Chen Tan
Author_Institution :
NUS Grad. Sch. for Integrative Sci. & Eng., Nat. Univ. of Singapore, Singapore, Singapore
Abstract :
Convergence speed and parametric sensitivity are two issues that tend to be neglected when extending Differential Evolution (DE) for multi-objective optimization. To fill in this gap, we propose a multi-objective DE variant with an extraordinary mutation strategy and unfixed parameters. Wise tradeoff between convergence and diversity is achieved via the novel cross-generation mutation operators. In addition, a dynamic mechanism enables the parameters to evolve continuously during the optimization process. Empirical results show that the proposed algorithm is powerful in handling multi-objective problems.
Keywords :
evolutionary computation; optimisation; DE algorithm; cross-generation mutation operators; differential evolution algorithm; multiobjective optimization; mutation strategy; unfixed parameters; Convergence; Heuristic algorithms; Optimization; Search problems; Sociology; Statistics; Vectors;
Conference_Titel :
Evolutionary Computation (CEC), 2014 IEEE Congress on
Conference_Location :
Beijing
Print_ISBN :
978-1-4799-6626-4
DOI :
10.1109/CEC.2014.6900478