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The augmented lagrangian method can approximately solve convex optimization with least constraint violation 期刊论文
MATHEMATICAL PROGRAMMING, 2022, 页码: 35
作者:  Dai, Yu-Hong;  Zhang, Liwei
收藏  |  浏览/下载:107/0  |  提交时间:2023/02/07
Convex optimization  Least constraint violation  Augmented Lagrangian method  Shifted problem  Optimal value mapping  Solution mapping  Dual function  Conjugate dual  
Study on convex optimization with least constraint violation under a general measure 期刊论文
OPTIMIZATION, 2022, 页码: 32
作者:  Dai, Yu-Hong;  Zhang, Liwei
收藏  |  浏览/下载:172/0  |  提交时间:2023/02/07
Convex optimization  measure function  least constraint violation  augmented Lagrangian method  shifted problem  
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:170/0  |  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  
Analysis on inexact block diagonal preconditioners for elliptic PDE-constrained optimization problems 期刊论文
COMPUTERS & MATHEMATICS WITH APPLICATIONS, 2017, 卷号: 74, 期号: 10, 页码: 2423-2437
作者:  Huang, Na;  Ma, Chang-Feng
浏览  |  Adobe PDF(577Kb)  |  收藏  |  浏览/下载:824/150  |  提交时间:2018/07/25
PDE-constrained optimization  Saddle point matrices  Preconditioner  Cholesky decomposition  Spectral bound  
Convergence of conjugate gradient methods with constant stepsizes 期刊论文
OPTIMIZATION METHODS & SOFTWARE, 2011, 卷号: 26, 期号: 6, 页码: 895-909
作者:  Dai, Yu-Hong
收藏  |  浏览/下载:112/0  |  提交时间:2018/07/30
unconstrained optimization  nonconvex  conjugate gradient method  method of shortest residuals  descent property  global convergence  
Preconditioned Iterative Methods for Algebraic Systems from Multiplicative Half-Quadratic Regularization Image Restorations 期刊论文
NUMERICAL MATHEMATICS-THEORY METHODS AND APPLICATIONS, 2010, 卷号: 3, 期号: 4, 页码: 461-474
作者:  Bai, Zhong-Zhi;  Huang, Yu-Mei;  Ng, Michael K.;  Yang, Xi
收藏  |  浏览/下载:105/0  |  提交时间:2018/07/30
Edge-preserving  image restoration  multiplicative half-quadratic regularization  Newton method  preconditioned conjugate gradient method  constraint preconditioner  eigenvalue bounds  
A Stochastic Approximation Frame Algorithm with Adaptive Directions 期刊论文
NUMERICAL MATHEMATICS-THEORY METHODS AND APPLICATIONS, 2008, 卷号: 1, 期号: 4, 页码: 460-474
作者:  Xu, Zi;  Dai, Yu-Hong
收藏  |  浏览/下载:81/0  |  提交时间:2018/07/30
Stochastic approximation  conjugate gradient  adaptive directions  
On restart procedures for the conjugate gradient method 期刊论文
NUMERICAL ALGORITHMS, 2004, 卷号: 35, 期号: 2-4, 页码: 249-260
作者:  Dai, YH;  Liao, LZ;  Li, D
收藏  |  浏览/下载:91/0  |  提交时间:2018/07/30
unconstrained optimization  conjugate gradient method  BFGS updating formula  restart  global convergence  
Convergence properties of the BFGS algoritm 期刊论文
SIAM JOURNAL ON OPTIMIZATION, 2003, 卷号: 13, 期号: 3, 页码: 693-701
作者:  Dai, YH
收藏  |  浏览/下载:104/0  |  提交时间:2018/07/30
unconstrained optimization  conjugate gradient method  quasi-Newton method  Wolfe line search  nonconvex  global convergence  
New properties of a nonlinear conjugate gradient method 期刊论文
NUMERISCHE MATHEMATIK, 2001, 卷号: 89, 期号: 1, 页码: 83-98
作者:  Dai, YH
收藏  |  浏览/下载:64/0  |  提交时间:2018/07/30