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On Finite Element Approximations to a Shape Gradient Flow in Shape Optimization of Elliptic Problems 椭圆型问题形状优化中形状梯度流的有限元逼近
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-12-01 DOI: 10.4208/jcm.2208-m2020-0142
Chunxiao Liu and Shengfeng Zhu
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引用次数: 0
A Multiscale Projection Method for Solving Nonlinear Integral Equations Under the Lipschitz Condition 求解Lipschitz条件下非线性积分方程的多尺度投影法
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-12-01 DOI: 10.4208/jcm.2202-m2021-0206
Linxiu Fan, Xingjun Luo, Rong Zhang, Chunmei Zeng and Suhua Yang
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引用次数: 0
A Modified Weak Galerkin Finite Element Method for Singularly Perturbed Parabolic Convection-Diffusion-Reaction Problems 奇异摄动抛物型对流-扩散-反应问题的修正弱Galerkin有限元法
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-12-01 DOI: 10.4208/jcm.2203-m2021-0031
Suayip Toprakseven and Fuzheng Gao
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引用次数: 0
Stable and Robust Recovery of Approximately $k$-Sparse Signals with Partial Support Information in Noise Settings Via Weighted $ell_p$, (0 < p $leq$ 1) Minimization 基于加权$ell_p$， (0 < p $leq$ 1)最小化的噪声环境下含有部分支持信息的近似$k$ -稀疏信号的稳定鲁棒恢复
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-09-01 DOI: 10.4208/jcm.2207-m2022-0058
Biao Du and Anhua Wan
{"title":"Stable and Robust Recovery of Approximately $k$-Sparse Signals with Partial Support Information in Noise Settings Via Weighted $ell_p$, (0 < p $leq$ 1) Minimization","authors":"Biao Du and Anhua Wan","doi":"10.4208/jcm.2207-m2022-0058","DOIUrl":"https://doi.org/10.4208/jcm.2207-m2022-0058","url":null,"abstract":"","PeriodicalId":50225,"journal":{"name":"Journal of Computational Mathematics","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2022-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44270573","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Impulse Noise Removal by L1 Weighted Nuclear Norm Minimization L1加权核范数最小化法去除脉冲噪声
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-09-01 DOI: 10.4208/jcm.2201-m2021-0183
Jian Lu, Y. Ye, Yiqiu Dong, Xiaoxia Liu and Yuru Zou
{"title":"Impulse Noise Removal by L1 Weighted Nuclear Norm Minimization","authors":"Jian Lu, Y. Ye, Yiqiu Dong, Xiaoxia Liu and Yuru Zou","doi":"10.4208/jcm.2201-m2021-0183","DOIUrl":"https://doi.org/10.4208/jcm.2201-m2021-0183","url":null,"abstract":"","PeriodicalId":50225,"journal":{"name":"Journal of Computational Mathematics","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2022-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42796919","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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 Linearly-Implicit Energy-Preserving Algorithm for the Two-Dimensional Space-Fractional Nonlinear Schrödinger Equation Based on the SAV Approach 基于SAV方法的二维空间分数阶非线性Schrödinger方程的线性隐式保能算法
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-08-01 DOI: 10.4208/jcm.2111-m2020-0177
Yayun Fu, Wenjun Wang
{"title":"A Linearly-Implicit Energy-Preserving Algorithm for the Two-Dimensional Space-Fractional Nonlinear Schrödinger Equation Based on the SAV Approach","authors":"Yayun Fu, Wenjun Wang","doi":"10.4208/jcm.2111-m2020-0177","DOIUrl":"https://doi.org/10.4208/jcm.2111-m2020-0177","url":null,"abstract":"","PeriodicalId":50225,"journal":{"name":"Journal of Computational Mathematics","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2022-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47061843","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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: 1
A Fast Free Memory Method for an Efficient Computation of Convolution Kernels 一种用于卷积核高效计算的快速自由存储器方法
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-07-01 DOI: 10.4208/jcm.2202-m2021-0324
Matthieu Aussal and Marc Bakry
{"title":"A Fast Free Memory Method for an Efficient Computation of Convolution Kernels","authors":"Matthieu Aussal and Marc Bakry","doi":"10.4208/jcm.2202-m2021-0324","DOIUrl":"https://doi.org/10.4208/jcm.2202-m2021-0324","url":null,"abstract":"","PeriodicalId":50225,"journal":{"name":"Journal of Computational Mathematics","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44612824","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Implicit Determinant Method for Solving an Hermitian Eigenvalue Optimization Problem 求解厄密特征值优化问题的隐式行列式方法
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-07-01 DOI: 10.4208/jcm.2203-m2020-0303
Siru Gong and Yangfeng Su
{"title":"Implicit Determinant Method for Solving an Hermitian Eigenvalue Optimization Problem","authors":"Siru Gong and Yangfeng Su","doi":"10.4208/jcm.2203-m2020-0303","DOIUrl":"https://doi.org/10.4208/jcm.2203-m2020-0303","url":null,"abstract":"","PeriodicalId":50225,"journal":{"name":"Journal of Computational Mathematics","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2022-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47649043","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Analysis of a Multi-Term Variable-Order Time-Fractional Diffusion Equation and Its Galerkin Finite Element Approximation 多项变阶时间-分数扩散方程及其Galerkin有限元逼近分析
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-06-01 DOI: 10.4208/jcm.2102-m2020-0211
Huan Liu, Xiangcheng Zheng null, Hongfei Fu
{"title":"Analysis of a Multi-Term Variable-Order Time-Fractional Diffusion Equation and Its Galerkin Finite Element Approximation","authors":"Huan Liu, Xiangcheng Zheng null, Hongfei Fu","doi":"10.4208/jcm.2102-m2020-0211","DOIUrl":"https://doi.org/10.4208/jcm.2102-m2020-0211","url":null,"abstract":"","PeriodicalId":50225,"journal":{"name":"Journal of Computational Mathematics","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2022-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41606503","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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 $L^{infty}$ Second Order Cartesian Method for 3D Anisotropic Interface Problems 三维各向异性界面问题的二阶笛卡尔方法
IF 0.9 4区 数学
Journal of Computational Mathematics Pub Date : 2022-06-01 DOI: 10.4208/jcm.2103-m2020-0107
Baiying Dong, Xiu-juan Feng, Zhilin Li
{"title":"An $L^{infty}$ Second Order Cartesian Method for 3D Anisotropic Interface Problems","authors":"Baiying Dong, Xiu-juan Feng, Zhilin Li","doi":"10.4208/jcm.2103-m2020-0107","DOIUrl":"https://doi.org/10.4208/jcm.2103-m2020-0107","url":null,"abstract":"","PeriodicalId":50225,"journal":{"name":"Journal of Computational Mathematics","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2022-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42476733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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: 1
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