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  • 标题:An Adaptive Multi-objective Immune Algorithm for Optimal Design of Truss Structures
  • 本地全文:下载
  • 作者:Liyu Xie ; Hesheng Tang ; Changyuan Hu
  • 期刊名称:Journal of Asian Architecture and Building Engineering
  • 印刷版ISSN:1346-7581
  • 电子版ISSN:1347-2852
  • 出版年度:2016
  • 卷号:15
  • 期号:3
  • 页码:557-564
  • DOI:10.3130/jaabe.15.557
  • 语种:English
  • 出版社:日本建築学会、大韓建築学会、中国建築学会
  • 摘要:In this paper, an adaptive immune clone selection algorithm for multi-objective optimization (AICSAMO) is proposed. A novel adaptive polynomial mutation operator with dynamic mutation probability is employed in AICSAMO. This adaptive mutation operator executes a rapid global search at the earlier stage of the algorithm and a fine-tuning search at the later stage of the algorithm, which adopts generation-dependent parameters to improve the convergence speed and global optimum searching ability. The effectiveness of AICSAMO is evaluated through the truss sizing and shape optimization problems of a 10-bar plane truss and a 25-bar space truss. According to the comparison of AICSAMO with various multi-objective optimization algorithms developed recently, the simulation results illustrate that AICSAMO has remarkable performance in finding a wider spread of optimal solutions and in maintaining better uniformity of the solutions with better convergence.
  • 关键词:immune algorithm;multi-objective optimization;adaptive mutation;sizing and shape optimization;truss structure
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