| 一种Wolfe线搜索下HS和DY混合共轭梯度算法 |
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| 引用本文： | 王安平,马烁.一种Wolfe线搜索下HS和DY混合共轭梯度算法[J].邵阳学院学报(自然科学版),2012,9(3):26-29. |
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| 作者姓名： | 王安平 马烁 |
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| 作者单位： | 1. 长江大学工程技术学院,湖北荆州,434020
2. 荆州理工职业学院,湖北荆州,434000 |
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| 摘 要： | 针对无约束最优化问题,在HS方法和DY方法的基础上,结合二者的优势,提出了一种求解无约束优化问题的混合共轭梯度算法,并在Wolfe线搜索下证明了该算法的全局收敛性.
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| 关 键 词： | 无约束最优化 共轭梯度法 Wolfe线搜索 全局收敛性 |
A Mixed Conjugate Gradient Method about DY and HS Method Under the Wolfe Line Search |
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| WANG An-ping,MA Shuo.A Mixed Conjugate Gradient Method about DY and HS Method Under the Wolfe Line Search[J].Journal of Shaoyang University:Science and Technology,2012,9(3):26-29. |
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| Authors: | WANG An-ping MA Shuo |
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| Institution: | 1.College of Technology &Engineering,Yangtze University,Jingzhou,Hubei 434020,China; 2.Jingzhou Vocational College of Technology,Jingzhou,Hubei 434000,China) |
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| Abstract: | In this paper,a mixed conjugate gradient method is proposed,which has taken the advantages of the two Algorithms at the basis of the comparison about DY and HS method.At the same time the global convergence of the new method under the Wolfe line search is proved. |
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| Keywords: | unconstrained optimization conjugate gradient method Wolfe line search global convergence |
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