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An improved Dai-Kou conjugate gradient algorithm for unconstrained optimization 期刊论文
COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, 2019, 页码: 23
作者:  Liu, Zexian;  Liu, Hongwei;  Dai, Yu-Hong
收藏  |  浏览/下载:143/0  |  提交时间:2020/05/24
Conjugate gradient algorithm  Limited memory  Quasi-Newton method  Preconditioned conjugate gradient algorithm  Global convergence  
Elastic full waveform inversion on unstructured meshes by the finite element method 期刊论文
PHYSICA SCRIPTA, 2019, 卷号: 94, 期号: 11, 页码: 16
作者:  Zhang, Wensheng
收藏  |  浏览/下载:171/0  |  提交时间:2019/10/28
unstructured triangular meshes  elastic wave  full waveform inversion  finite element method  iterative Tikhonov regularization  irregular topography  conjugate gradient method  
Distributed optimisation design for solving the Stein equation with constraints 期刊论文
IET CONTROL THEORY AND APPLICATIONS, 2019, 卷号: 13, 期号: 15, 页码: 2492-2499
作者:  Chen, Guanpu;  Zeng, Xianlin;  Hong, Yiguang
收藏  |  浏览/下载:151/0  |  提交时间:2020/05/24
least squares approximations  gradient methods  convergence  matrix algebra  concave programming  multi-agent systems  distributed optimisation design  Stein equations  set constraints  rows  columns  coefficient matrices  equivalent distributed optimisation problem  projection-based algorithm  least-squares solution  constrained Stein equation  multiagent system network  simplified distributed algorithm  
Stochastic proximal quasi-Newton methods for non-convex composite optimization 期刊论文
OPTIMIZATION METHODS & SOFTWARE, 2019, 卷号: 34, 期号: 5, 页码: 922-948
作者:  Wang, Xiaoyu;  Wang, Xiao;  Yuan, Ya-xiang
收藏  |  浏览/下载:161/0  |  提交时间:2020/01/10
Non-convex composite optimization  Polyak-Lojasiewicz (PL) inequality  stochastic gradient  stochastic variance reduction gradient  symmetric rank one method  rank one proximity operator  complexity bound  
A family of spectral gradient methods for optimization 期刊论文
COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, 2019, 卷号: 74, 期号: 1, 页码: 43-65
作者:  Dai, Yu-Hong;  Huang, Yakui;  Liu, Xin-Wei
收藏  |  浏览/下载:170/0  |  提交时间:2020/01/10
Unconstrained optimization  Steepest descent method  Spectral gradient method  R-linear convergence  R-superlinear convergence  
On gamma estimation via matrix kriging 期刊论文
NAVAL RESEARCH LOGISTICS, 2019, 卷号: 66, 期号: 5, 页码: 393-410
作者:  Yun, Xin;  Hong, L. Jeff;  Jiang, Guangxin;  Wang, Shouyang
收藏  |  浏览/下载:156/0  |  提交时间:2020/01/10
financial risk management  gradient estimation  Greeks  stochastic kriging  
Energy-preserving algorithm for gyrocenter dynamics of charged particles 期刊论文
NUMERICAL ALGORITHMS, 2019, 卷号: 81, 期号: 4, 页码: 1521-1530
作者:  Zhang, Ruili;  Liu, Jian;  Qin, Hong;  Tang, Yifa
收藏  |  浏览/下载:171/0  |  提交时间:2020/01/10
Energy-preserving algorithm  Gyrocenter system  Discrete gradient method  
On multistep Rayleigh quotient iterations for Hermitian eigenvalue problems 期刊论文
COMPUTERS & MATHEMATICS WITH APPLICATIONS, 2019, 卷号: 77, 期号: 9, 页码: 2396-2406
作者:  Bai, Zhong-Zhi;  Miao, Cun-Qiang;  Jian, Shuai
收藏  |  浏览/下载:164/0  |  提交时间:2020/01/10
Hermitian eigenvalue problem  Rayleigh quotient iteration  Multistep modification  Inexact solve  Preconditioning  
Parameter Estimation Based on Set-valued Signals: Theory and Application 期刊论文
ACTA MATHEMATICAE APPLICATAE SINICA-ENGLISH SERIES, 2019, 卷号: 35, 期号: 2, 页码: 255-263
作者:  Wang, Ting;  Zhang, Hang;  Zhao, Yan-long
收藏  |  浏览/下载:163/0  |  提交时间:2020/01/10
set-valued signals  parameter estimation  one-time completed algorithms  iterative estimation algorithms  recursive estimation algorithms  
Efficient projected gradient methods for cardinality constrained optimization 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 2, 页码: 245-268
作者:  Xu, Fengmin;  Dai, Yuhong;  Zhao, Zhihu;  Xu, Zongben
收藏  |  浏览/下载:175/0  |  提交时间:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking