个人简介

张彦钧，统计学博士，讲师，美国《数学评论》（Mathematical Reviews）评论员。2023年6月毕业于重庆大学数学与统计学院，获统计学博士学位，现为重庆理工大学理学院统计与数据科学系专职教师。在《Applied Mathematics and Computation》、《Calcolo》、《Linear Algebra and its Applications》、《Numerical Linear Algebra with Applications》等国内外期刊发表论文多篇。

研究领域

随机迭代算法；数值线性代数；统计计算

参与的主要项目

[1] 矩阵分解的随机算法、随机扰动分析及其应用，国家自然科学基金面上项目，2017.01-2020.12，参研

[2] 不定最小二乘问题的随机算法与随机扰动分析研究，重庆市自然科学基金面上项目，2019.07-2022.06，参研

[3] 基于贝叶斯的八种预测势在临床试验中用于节约新药研发成本的评价研究，国家社会科学基金西部项目，2022.01-2024.12，参研

代表性成果

[1] Zhang, Yanjun, and Li, Hanyu*. "A count sketch maximal weighted residual Kaczmarz method for solving highly overdetermined linear systems." Applied Mathematics and Computation 410 (2021): 126486.

[2] Zhang, Yanjun, and Li, Hanyu*. "Block sampling Kaczmarz-Motzkin methods for consistent linear systems." Calcolo 58 (2021): 39.

[3] Zhang, Yanjun, and Li, Hanyu*. "Greedy Motzkin-Kaczmarz methods for solving linear systems." Numerical Linear Algebra with Applications 29 (2022): e2429.

[4] Zhang, Yanjun, and Li, Hanyu*. "Splitting-based randomized iterative methods for solving indefinite least squares problem." Applied Mathematics and Computation 446 (2023): 127892.

[5] Zhang, Yanjun, and Li, Hanyu*. "Randomized block subsampling Kaczmarz-Motzkin method." Linear Algebra and its Applications667(2023):133-150

[6] 李寒宇*，张彦钧. “求解大型线性最小二乘问题的贪婪Gauss-Seidel方法.” 同 济 大 学 学 报（自然科学版）49 (2021):1514-1521. (约稿)

[7] Fan, Hongtao, Zhang, Yanjun, and Li, Yajing*. "A modified block preconditioner for complex nonsymmetric indefinite linear systems." Applied Mathematics and Computation 358 (2019): 455-467.

[8] Zhang, Hongbing, Zhang, Yanjun, Li, Yajing, and Fan, Hongtao*. "An improved two-sweep iteration method for absolute value equations." Computational and Applied Mathematics 41 (2022): 122. (JCR：Q1 中科院：3区)

[9] Tang, Ling, Yu, Yajie, Zhang, Yanjun, and Li, Hanyu*. "Sketch-and-project methods for tensor linear systems." Numerical Linear Algebra with Applications (2022): e2470.

联系方式

电话：19946935928 E-mail：yjzhang9195@163.com