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Risk probability optimization of finite horizon piecewise deterministic Markov decision processes 有限视距片断确定性马尔可夫决策过程的风险概率优化
IF 2.2 3区 数学
Optimization Pub Date : 2024-03-03 DOI: 10.1080/02331934.2024.2323687
Haifeng Huo, Xian Wen
{"title":"Risk probability optimization of finite horizon piecewise deterministic Markov decision processes","authors":"Haifeng Huo, Xian Wen","doi":"10.1080/02331934.2024.2323687","DOIUrl":"https://doi.org/10.1080/02331934.2024.2323687","url":null,"abstract":"This paper investigates the piecewise deterministic Markov decision processes (PDMDPs) under the risk probability criterion. The optimality problem is to minimize the probability that the finite ho...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"56 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140032557","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A descent subgradient method using Mifflin's line search for nonsmooth nonconvex optimization 利用米夫林线搜索进行非平滑非凸优化的下降子梯度法
IF 2.2 3区 数学
Optimization Pub Date : 2024-03-01 DOI: 10.1080/02331934.2024.2322152
Morteza Maleknia, Majid Soleimani-damaneh
{"title":"A descent subgradient method using Mifflin's line search for nonsmooth nonconvex optimization","authors":"Morteza Maleknia, Majid Soleimani-damaneh","doi":"10.1080/02331934.2024.2322152","DOIUrl":"https://doi.org/10.1080/02331934.2024.2322152","url":null,"abstract":"We propose a descent subgradient algorithm for minimizing a function f:Rn→R, assumed to be locally Lipschitz, but not necessarily smooth or convex. To find an effective descent direction, the Golds...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"12 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140002373","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On the weakest constraint qualification for sharp local minimizers 关于尖锐局部最小值的最弱约束条件
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-29 DOI: 10.1080/02331934.2024.2322155
Oliver Stein, Maximilian Volk
{"title":"On the weakest constraint qualification for sharp local minimizers","authors":"Oliver Stein, Maximilian Volk","doi":"10.1080/02331934.2024.2322155","DOIUrl":"https://doi.org/10.1080/02331934.2024.2322155","url":null,"abstract":"The sharp local minimality of feasible points of nonlinear optimization problems is known to possess a characterization by a strengthened version of the Karush–Kuhn–Tucker conditions, as long as th...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"95 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140002241","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Projection and contraction method with double inertial steps for quasi-monotone variational inequalities 准单调变分不等式的双惯性步长投影和收缩法
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-28 DOI: 10.1080/02331934.2024.2323102
Haiying Li, Xingfang Wang, Fenghui Wang
{"title":"Projection and contraction method with double inertial steps for quasi-monotone variational inequalities","authors":"Haiying Li, Xingfang Wang, Fenghui Wang","doi":"10.1080/02331934.2024.2323102","DOIUrl":"https://doi.org/10.1080/02331934.2024.2323102","url":null,"abstract":"In this paper, we present a modified projection and contraction method for solving quasi-monotone variational inequalities in real Hilbert spaces. Our proposed method is a combination of double ine...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"41 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140002232","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On stability of the generalized saddle points 论广义鞍点的稳定性
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-23 DOI: 10.1080/02331934.2024.2318253
A. V. Arutyunov, S. E. Zhukovskiy
{"title":"On stability of the generalized saddle points","authors":"A. V. Arutyunov, S. E. Zhukovskiy","doi":"10.1080/02331934.2024.2318253","DOIUrl":"https://doi.org/10.1080/02331934.2024.2318253","url":null,"abstract":"In this paper, we introduce the concept of generalized saddle points for a function defined on a product of topological spaces. The generalized saddle points are defined as minima of a special func...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"16 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139954608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An inexact proximal linearized DC algorithm with provably terminating inner loop 具有可证明终止内循环的非精确近似线性化直流算法
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-21 DOI: 10.1080/02331934.2024.2314241
Yi Zhang, Isao Yamada
{"title":"An inexact proximal linearized DC algorithm with provably terminating inner loop","authors":"Yi Zhang, Isao Yamada","doi":"10.1080/02331934.2024.2314241","DOIUrl":"https://doi.org/10.1080/02331934.2024.2314241","url":null,"abstract":"Standard approaches to difference-of-convex (DC) programs require exact solution to a convex subproblem at each iteration, which generally requires noiseless computation and infinite iterations of ...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"61 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139918553","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Simultaneous reconstruction of the shape and surface impedance from Cauchy data for the Helmholtz equation 根据亥姆霍兹方程的考奇数据同时重建形状和表面阻抗
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-19 DOI: 10.1080/02331934.2024.2318251
Ji-Chuan Liu
{"title":"Simultaneous reconstruction of the shape and surface impedance from Cauchy data for the Helmholtz equation","authors":"Ji-Chuan Liu","doi":"10.1080/02331934.2024.2318251","DOIUrl":"https://doi.org/10.1080/02331934.2024.2318251","url":null,"abstract":"In this paper, we are concerned with the coefficients identification for the Helmholtz equation. This problem consists of determining the shape and surface impedance from boundary Cauchy data. We p...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"232 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139903921","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Subsampled cubic regularization method for finite-sum minimization 有限和最小化的子样立方正则化方法
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-16 DOI: 10.1080/02331934.2024.2318258
Max L. N. Gonçalves
{"title":"Subsampled cubic regularization method for finite-sum minimization","authors":"Max L. N. Gonçalves","doi":"10.1080/02331934.2024.2318258","DOIUrl":"https://doi.org/10.1080/02331934.2024.2318258","url":null,"abstract":"This paper proposes and analyses a subsampled Cubic Regularization Method (CRM) for solving finite-sum optimization problems. The new method uses random subsampling techniques to approximate the fu...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"26 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139765340","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On inverse variational–hemivariational inequalities and its regularization 论逆变-半变量不等式及其正则化
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-13 DOI: 10.1080/02331934.2024.2313689
K. Mahalik, C. Nahak
{"title":"On inverse variational–hemivariational inequalities and its regularization","authors":"K. Mahalik, C. Nahak","doi":"10.1080/02331934.2024.2313689","DOIUrl":"https://doi.org/10.1080/02331934.2024.2313689","url":null,"abstract":"In this article, we propose the inverse variational-hemivariational inequalities problems (IVHIP) and its Tikhonov regularization theory. We establish the existence results for IVHIP and its regula...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"281 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139765345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
New second order sufficient optimality conditions for state constrained parabolic control problems 状态约束抛物线控制问题的新二阶充分最优条件
IF 2.2 3区 数学
Optimization Pub Date : 2024-02-12 DOI: 10.1080/02331934.2024.2314242
Eduardo Casas, Mariano Mateos, Arnd Rösch
{"title":"New second order sufficient optimality conditions for state constrained parabolic control problems","authors":"Eduardo Casas, Mariano Mateos, Arnd Rösch","doi":"10.1080/02331934.2024.2314242","DOIUrl":"https://doi.org/10.1080/02331934.2024.2314242","url":null,"abstract":"We study a control problem governed by a semilinear parabolic equation with pointwise control and state constraints imposed at every point of the space-time cylinder. We obtain second order suffici...","PeriodicalId":54671,"journal":{"name":"Optimization","volume":"9 1","pages":""},"PeriodicalIF":2.2,"publicationDate":"2024-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139765725","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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