兰州大学机构库

Browse/Search Results:  1-4 of 4 Help

Selected(0)Clear Items/Page:    Sort:
求解无约束优化问题和非线性方程组的几种有效算法 学位论文
理学博士, 兰州: 兰州大学, 2021
Authors:  李群
Favorite  |    Submit date:2023/11/15
无约束优化  Unconstrained optimization  非线性方程组  Nonlinear equations  信赖域方法  Trust region method  自适应三次正则化方法  Adaptive cubic regularization method  Barzila-Borwein梯度法  Barzilai-Borwein gradient method  修正的Levenberg-Marquardt 方法  Modifed Levenberg-Marquardt method  无导数投影算法  Derivative-free projection algorithm  局部误差界条件  Local error bound conditions  全局收敛性  Global convergence  
A locally and cubically convergent algorithm for computing Z-eigenpairs of symmetric tensors 期刊论文
NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, 2020, 卷号: 27, 期号: 3
Authors:  Zhao, Ruijuan;  Zheng, B(郑兵);  Liang, Maolin;  Xu, Yangyang
Adobe PDF(1523Kb)  |  Favorite  |    Submit date:2020/08/28
Z-eigenpairs  US-eigenpairs  cubical convergence  modified normalized Newton method  Newton correction method  symmetric tensors  
An efficient nonmonotone adaptive cubic regularization method with line search for unconstrained optimization problem 期刊论文
APPLIED MATHEMATICS LETTERS, 2019, 卷号: 98, 页码: 74-80
Authors:  Li, Qun;  Zheng, Bing;  Zheng, Yutao
Favorite  |    Submit date:2019/10/10
Unconstrained optimization  Adaptive cubic regularization method  Nonmonotone line search  Barzilai-Borwein gradient method  
Barzilai-Borwein梯度法及其在优化算法中的应用 学位论文
博士, 兰州: 兰州大学, 2018
Authors:  郑燏涛
Favorite  |    Submit date:2019/01/18
Barzilai-Borwein梯度法  拟牛顿方程  BFGS 方法  自适应三次正则化方法  共轭梯度法