| 一类共轭梯度算法的收敛性分析 |
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| 引用本文： | 陈泽,曹艳丽.一类共轭梯度算法的收敛性分析[J].汕头大学学报(自然科学版),2011,26(1):11-17. |
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| 作者姓名： | 陈泽 曹艳丽 |
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| 作者单位： | 南京航空航天大学,江苏,南京,211100 |
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| 摘 要： | 对解决无约束最优化问题提出一种包含了四种经典共轭梯度法的双参数共轭梯度法簇,并结合修改后的Armijo线搜索技术,证明了新的双参数共轭梯度法簇具有全局收敛性.
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| 关 键 词： | 无约束优化 共轭梯度法 Armijo线搜索 全局收敛性 |
A New Two-Parameter Family of Conjugate Gradient Methods |
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| CHEN Ze,CAO Yan-li.A New Two-Parameter Family of Conjugate Gradient Methods[J].Journal of Shantou University(Natural Science Edition),2011,26(1):11-17. |
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| Authors: | CHEN Ze CAO Yan-li |
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| Affiliation: | CHEN Ze,CAO Yan-li(Nanjing University of Aeronautics and Astronautics,Nanjing 211100,Jiangsu,China) |
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| Abstract: | In this paper,a new two-parameter family of conjugate gradient methods which includes four classical conjugate gradient methods for unconstrained optimization problem is presented. The global convergence of the new algorithm is proved with a new Armijo line search. |
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| Keywords: | unconstrained optimization conjugate gradient method Armijo line search global convergence |
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