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基于实码加速遗传算法的投影寻踪方法在砂土液化势评价中的应用
APPLICATION OF PP METHOD BASED ON RAGA TO ASSESSMENT OF SAND LIQUEFACTION POTENTIAL
【摘要】 探讨了利用实码加速遗传算法的投影寻踪方法建立的地震砂土液化势评价模型,并给出了相应算法和流程。实例表明,应用投影寻踪方法来评价砂土液化势是有效可行的,且取得了理想的结果,也为地震液化可视化评价提供可能。
【Abstract】 The assessment model of sand liquefaction potential is investigated using projection pursuit (PP) method with real-coding-based accelerating genetic algorithm (RAGA). The algorithm and the flowchart are proposed. The practical example shows that the PP method is feasible and effective to assess sand liquefaction potential,and the result is good. The model provides a possibility for visual evaluation on sand liquefaction potential.
【关键词】 土力学;
投影寻踪;
遗传算法;
液化;
神经网络;
可视化;
地理信息系统;
【Key words】 soil mechanics; projection pursuit; genetic algorithm; liquefaction; neural network; visualization; GIS;
【Key words】 soil mechanics; projection pursuit; genetic algorithm; liquefaction; neural network; visualization; GIS;
【基金】 安徽省自然科学基金(01045409;01045102);安徽省优秀青年科技基金;合肥工业大学博士专项基金资助项目。
- 【文献出处】 岩石力学与工程学报 ,Chinese Journal of Rock Mechanics and Engineering , 编辑部邮箱 ,2004年04期
- 【分类号】TU447
- 【被引频次】36
- 【下载频次】387