成果/Result
- An evolution strategy method for computing eigenvalue bounds of interval matrices被引量：19收藏
- 作者：Yuan, Quan He, Zhiqing Leng, Huinan
- 机构：E China Univ Sci & Technol
- 来源：APPLIED MATHEMATICS AND COMPUTATION 2008
- 关键词：evolution strategy (ES) interval matrix eigenvalue bounds convergence in probability
- A hybrid genetic algorithm for a class of global optimization problems with box constraints被引量：18收藏
- 作者：Yuan, Quan He, Zhiqing Leng, Huinan
- 机构：E China Univ Sci & Technol
- 来源：APPLIED MATHEMATICS AND COMPUTATION 2008
- 关键词：genetic algorithm hill-climbing search global optimization
- Bounds to eigenvalues of the Laplacian on L-shaped domain by variational methods被引量：13收藏
- 作者：Yuan, Quan He, Zhiqing
- 机构：E China Univ Sci & Technol
- 来源：JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS 2009
- 关键词：Laplacian operator Eigenvalue bounds Variational methods Trial functions L-shaped region
- An improvement for Chebyshev collocation method in solving certain Sturm-Liouville problems被引量：13收藏
- 作者：Yuan, Quan He, Zhiqing Leng, Huinan
- 机构：E China Univ Sci & Technol
- 来源：APPLIED MATHEMATICS AND COMPUTATION 2008
- 关键词：Chebyshev collocation method Sturm-Liouville problem generalized matrix eigenvalue problem
- Computation of bounds for eigenvalues of structures with interval parameters被引量：12收藏
- 作者：Leng, Huinan He, Zhiqing
- 机构：E China Univ Sci & Technol
- 来源：APPLIED MATHEMATICS AND COMPUTATION 2010
- 关键词：Generalized eigenvalue problems Interval matrices Eigenvalue bounds Interval parameters Continuous functions
- 用于一类函数全局优化问题的混合遗传算法被引量：7收藏
- 作者：袁泉 何志庆 冷慧男
- 机构：华东理工大学理学院
- 来源：《计算机工程》 2008
- 关键词：遗传算法 局部搜索 全局优化
- 摘要：为了克服传统遗传算法收敛速度缓慢且易于收敛到局部最优解的缺点,该文将遗传算法与传统的局部搜索方法相结合,采用新的交叉变异准则,提出一种新型的混合遗传算法。该算法可以很好地处理一类带上下界约束的全局优化问题,具有很强的全局...
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- A property of eigenvalue bounds for a class of symmetric tridiagonal interval matrices被引量：1收藏
- 作者：Yuan, Quan Leng, Huinan He, Zhiqing
- 机构：E China Univ Sci & Technol
- 来源：NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS 2011
- 关键词：eigenvalue bounds symmetric tridiagonal matrices interval matrices interval analysis
- 关于含参变量特征值轨迹偏转现象的探讨被引量：0收藏
- 作者：何志庆 冷慧男
- 机构：华东理工大学
- 来源：《应用力学学报》 2007
- 关键词：带参数的特征值问题 特征值界 曲线偏转 曲面偏转 振动问题
- 摘要：含参变量的特征值轨迹的偏转现象出现在许多力学和理论物理问题中。本文通过两个实例,对特征值轨迹偏转现象进行了深入的探讨。先讨论了一个两维平板振动问题,通过求特征值的上、下界的方法,确定了该问题的精确特征值呈现了曲线(含一个...
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- Erratum to: "An evolution strategy method for computing eigenvalue bounds of interval matrices" [Appl. Math. Comput. 196 (2008) 257-265] (DOI:10.1016/j.amc.2007.05.051)被引量：-1收藏
- 作者：Yuan, Quan He, Zhiqing Leng, Huinan
- 机构： Department of Mathematics
- 来源：Applied Mathematics and Computation 2009
- Erratum: A hybrid genetic algorithm for a class of global optimization problems with box constraints (Applied Mathematics and Computation (2008) 197 (924-929))被引量：-1收藏
- 作者：Yuan, Quan He, Zhiqing Leng, Huinan
- 机构： Department of Mathematics
- 来源：Applied Mathematics and Computation 2009
