李亮,迟世春,林 皋.引入和声策略的遗传算法在土坡非圆临界滑动面求解中的应用[J].水利学报,2005,36(8):0913-0918 |
引入和声策略的遗传算法在土坡非圆临界滑动面求解中的应用 |
Genetic algorithm incorporated with harmony procedure and its application to searching of on-circular critical slip surface in soil slopes |
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DOI: |
中文关键词: 边坡稳定 安全系数 遗传算法 和声搜索算法 修复策略 |
英文关键词: slope stability safety factor genetic algorithm harmony searching method correcting procedure |
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中文摘要: |
借鉴和声搜索算法中产生新解的方式在基本遗传算法中产生新的子代,同时提出一种修复策略替换惩罚策略来修复搜索过程中可能出现的不可行解,以更有效的搜索解空间,从而形成和声遗传算法。利用该算法对两个土坡的最小安全系数及其临界滑动面进行搜索,并同采用基本遗传算法和基本和声算法的计算结果进行比较,证明了本文提出的两种策略是有效且合理的。 |
英文摘要: |
The procedure used in basic harmony search is incorporated with genetic algorithm in order to obtain new offspring, and at the same time a correcting technique is introduced to substitute the penalty idea to correct the inadmissible solution immerged in the process of searching. The new generated algorithm is applied to analyze the soil slope stability. The comparison of computational results using this algorithm with those by basic genetic algorithm and basic harmonic algorithm shows that the proposed procedure is valid and the new algorithm is applicable to soil slope stability analysis. |
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