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基于优化领先狼群算法的微震源定位研究

Research on microseismic source localization based on optimized leading wolfpack algorithm

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【作者】 李晓燕张明伟宋雷庞迎春张结如

【Author】 LI Xiaoyan;ZHANG Mingwei;SONG Lei;PANG Yingchun;ZHANG Jieru;China University of Mining and Technology School of Mechanics and Civil Engineering;State Key Laboratory for Geomechanics & Deep Underground Engineering;Huaibei Mining Industry;

【通讯作者】 张明伟;

【机构】 中国矿业大学力学与土木工程学院深地工程智能建造与健康运维全国重点实验室淮北矿业集团有限责任公司

【摘要】 为分析不同启发式方法对求解微震源定位精度问题的影响,提出一种优化领先狼群算法。该算法在领先狼群算法的基础上,调整搜索步长和围攻步长两个参数,提高了在搜索过程中跳出局部最优解的能力。通过理论模型反演和工程数据分析,验证了优化领先狼群算法的有效性。与常用的粒子群算法和模拟退火算法两种启发式算法相比,优化领先狼群算法收敛更快,精度更高,受P波波速误差影响更小。该算法为智能启发式算法应用于微震源定位提供了新思路。

【Abstract】 In order to analyze the impact of different heuristic methods on the precision of microseismic source localization, an optimized Dominant Wolf Pack Algorithm(DWPA)is proposed.This algorithm builds upon the Dominant Wolf Pack Algorithm and introduces adjustments to two parameters, namely the search step size and the siege step size, enhancing its ability to escape local optima during the search process.The effectiveness of the optimized DWPA is validated through theoretical model inversion and engineering numerical analysis.A comparative study with commonly used heuristic algorithms, Particle Swarm Optimization(PSO)and Simulated Annealing(SA),reveals that the optimized DWPA exhibits faster convergence, higher accuracy, and reduced sensitivity to P-wave velocity errors.This research provides new insights for the application of intelligent heuristic algorithms in microseismic source localization.

  • 【文献出处】 矿业科学学报 ,Journal of Mining Science and Technology , 编辑部邮箱 ,2024年02期
  • 【分类号】P631.4;TD326
  • 【下载频次】92
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