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吕俊良

基本信息
  • 性别:男

    职称:教授

    所在系别:计算数学系

    是否博导:是

联系方式
  • 办公地点:脱衣舞-性感脱衣舞-性感衣舞 中心校区,伍卓群楼516

    电子邮箱:[email protected]

研究方向
  • 反问题的理论与算法、机器学习算法与应用、偏微分方程数值解法

讲授课程
  • 本科生课程:数学分析、微分方程数值解法、C语言与程序设计、高等数学、机理与数据融合计算
    研究生课程:有限体积元法

教育经历
  • 2006.09-2009.06 脱衣舞-性感脱衣舞-性感衣舞 博士研究生
    2003.09-2006.06 脱衣舞-性感脱衣舞-性感衣舞 硕士研究生
    1999.09-2003.06 脱衣舞-性感脱衣舞-性感衣舞 本科

工作经历
  • 2019.08-至今 脱衣舞-性感脱衣舞-性感衣舞 计算数学系主任
    2018.09-至今 脱衣舞-性感脱衣舞-性感衣舞 教授
    2013.09-2018.09 脱衣舞-性感脱衣舞-性感衣舞 副教授
    2015.04-2016.04 美国普渡大学数学系 访问学者
    2011.10-2013.10 浙江大学数学系 博士后
    2009.07-2013.09 脱衣舞-性感脱衣舞-性感衣舞 讲师

科研项目
  • [1]国家自然科学基金面上项目,对流扩散问题高阶元有限 体积法的稳定性、收敛性和离散极值原理,2026.01-2029.31, 参加.
    [2]国家自然科学基金面上项目,周期界面流固耦合散射问 题的数值方法与理论分析,2023.01-2026.12,负责人.
    [3]国家自然科学基金面上项目,高阶元有限体积法的稳定 性和收敛性、保正性和离散极值原理,2021.01-2025.12, 参加.
    [4]吉林省科技厅项目,基于AI与机器视觉的汽车镀铬件缺 陷检测关键技术研究,2021.06-2024.06,参加.
    [5]吉林省科技厅项目,非线性退化抛物方程的数值方法, 2020.01-2022.12,负责人.
    [6]国家重点研发计划, 变革性技术关键科学问题,遥感卫 星影像超分重构中的关键数学问题研究,2020.12-2025.11, 参加.
    [7]国家自然科学基金联合基金项目,多介质流体力学方程 保物理特性的计算方法研究,2016.01-2018.12,参加.
    [8]国家自然科学基金青年基金,光栅衍射问题及其反问题 的数值算法与分析,2014.01-2016.12,负责人.
    [9]国家自然科学基金天元基金,解双调和方程的Morley元 有限体积法, 2012.01-2012.12,负责人.
    [10]国家自然科学基金联合基金项目,辐射三温能量方程组 高效有限体积法研究及程序实现,2011.01-2013.12,参加.

代表性成果
  • [1] Jiahui Gao, Shuxin Li, Junliang Lv, A direct sampling method for inverse elastic scattering in cavity structure, Inverse Problems and Imaging, 21, 48–72, 2026.
    [2] Lei Lin, Junliang Lv and Jiahui Gao, An adaptive finite element DtN method for the acoustic transmission problem, Journal of Computational and Applied Mathematics, 471, PaperNo. 116725, 2026.
    [3] Pengcheng Cheng, Yiyang Guo, Yongxu Liu, Junliang Lv and Yiru Zhao, A two-stage algorithm based on convolution and attention hybrid architecture for multi-obstacle inverse scattering problems: integrating obstacle perception and shape recognition. Journal of Inverse and Ill-Posed Problems, 33(6), 861–887, 2025.
    [4] Sijia Li, Lei Lin, Junliang Lv, A posteriori error estimate and adaptive algorithm of the finite element method for elastic scattering from anisotropic media with transparent boundary condition, International Journal for Numerical Methods in Engineering, 126(22), PaperNo. E70177, 2025.
    [5] Lei Lin and Junliang Lv, An adaptive finite element DtN method for the acoustic-elastic interaction problem in periodic structures. Advances in Computational Mathematics, 51(4), PaperNo. 41, 2025.
    [6] Shuxin Li, Junliang Lv and Tian Niu, A factorization method for inverse elastic scattering in cavity structure. Journal of Scientific Computing, 105(1), PaperNo. 6, 2025.
    [7] Shuxin Li, Junliang Lv and Yi Wang, Factorization method for inverse elastic obstacle scattering with Neumann boundary condition, Journal of Scientific Computing, 104(2), PaperNo. 45, 2025.
    [8] Jiahui Gao, Junliang Lv and Shuxin Li, A uniqueness result for the inverse electromagnetic scattering by locally rough surfaces with phaseless far-field data, Mathematical Methods in the Applied Sciences, 48(13), 12790-12800, 2025.
    [9] Jiahui Gao, Junliang Lv and Tian Niu, Uniqueness in inverse electromagnetic scattering by locally rough surfaces, Communications in Mathematical Research, 41(2), 189-208, 2025.
    [10] Yi Wang, Junliang Lv, Shuxin Li, Numerical method for inverse scattering by random penetrable periodic structures, Inverse Problems and Imaging, 19(2), 400-423, 2025.
    [11] Jiawei Liang, Junliang Lv, Tian Niu, Convergence of the PML method for time-domain acoustic scattering problem in three dimensions, Discrete and Continuous Dynamical Systems-Series B, 30(4), 1390-1414, 2025.
    [12] Lei Lin, Junliang Lv, Tian Niu, An adaptive DtN-FEM for the scattering problem from orthotropic media, Applied Numerical Mathematics, 209, 140-154, 2025.
    [13] Tian Niu, Junliang Lv, Jiahui Gao, Uniqueness and numerical method for phaseless inverse diffraction grating problem with known superposition of incident point sources, Inverse Problems, 40(8), 085006, 2024.
    [14] Lei Lin, Junliang Lv, Shuxin Li, An adaptive finite element DtN method for the acoustic-elastic interaction problem, Advances in Computational Mathematics, 50(4), 67, 2024.
    [15] Shuxin Li, Junliang Lv, Yi Wang, Numerical method for the inverse interior scattering problem from phaseless data, Inverse Problem and Imaging, 18(4), 776-796, 2024.
    [16] Dan, Wu, Junliang Lv, Zhiqiang Sheng, A nonlinear finite volume element method preserving the discrete maximum principle for heterogeneous anisotropic diffusion equations. Journal of Computational and Applied Mathematics, 451, 116023, 2024.
    [17] Tian Niu, Junliang Lv, Dan Wu, Uniqueness in phaseless inverse electromagnetic scattering problem with known superposition of incident electric dipoles, Mathematical Methods in the Applied Sciences, 46(17), 17692–17703, 2023.
    [18] Lei Lin, Junliang Lv, Jingyan Yue, Guangwei Yuan, Mesh conditions of the preserving-maximum-principle linear finite volume element method for anisotropic diffusion-convection-reaction equations, Acta Mathematicae Applicatae Sinica, English Series, 39(3), 1-26, 2023.
    [19] Guofang Chen, Junliang Lv, Xinye Zhang, Finite volume element method for nonlinear elliptic equations on quadrilateral meshes. Computers and Mathematics with Applications, 140, 154–168, 2023.
    [20] Dan Wu, Junliang Lv, Lei Lin, Zhiqiang Sheng, A maximum-principle-preserving finite volume scheme for diffusion problems on distorted meshes. Advances in Applied Mathematics and Mechanics, 15(4), 1076-1108, 2023.
    [21] Lei Lin, Junliang Lv, Dan Wu, Error estimate of the cell-centered nonlinear positivity-preserving two-point flux approximation schemes, Computers and Mathematics with Applications, 137, 1-13, 2023.
    [22] Dan Wu, Junliang Lv and Hao Qian, Parallel domain decomposition schemes based on finite volume element discretization for nonsteady-state diffusion equations on distorted meshes, Computers and Mathematics with Applications, 112, 97-115, 2022.
    [23] Xue Jiang, Peijun Li, Junliang Lv, Zhoufeng Wang, Haijun Wu and Weiying Zheng, An adaptive edge finite element DtN method for Maxwell’s equations in biperiodic structures, IMA Journal of Numerical Analysis, 42(3), 2794-2828, 2022.
    [24] Xiang Wang, Junliang Lv and Yonghai Li, New superconvergent structures developed from the finite volume element method in 1D, Mathematics of Computation, 90(329), 1179–1205, 2021.
    [25] Dan Wu, Jingyan Yue, Guangwei Yuan and Junliang Lv, Finite volume element approximation for nonlinear diffusion problems with degenerate diffusion coefficients, Applied Numerical Mathematics, 140, 23-47, 2019.
    [26] Xue Jiang, Peijun Li, Junliang Lv and Weiying Zheng, Convergence of the PML solution for elastic wave scattering by biperiodic structures, Communications in Mathematical Sciences, 16(4), 987-1016, 2018.
    [27] Junliang Lv, Guangwei Yuan and Jingyan Yue, Nonnegarivity-preserving repair techniques for the finite element solutions of degenerate nonlinear parabolic problems, Numerical Mathematics: Theory, Methods and Applications, 11(3), 413-436, 2018.
    [28] Mingming Zhang and Junliang Lv, Numerical method of profile reconstruction for a periodic transmission problem from single-sided data, Communications in Computational Physics, 24(2), 435-453, 2018.
    [29] Xue Jiang, Peijun Li, Junliang Lv and Weiying Zheng, An adaptive finite element PML method for the elastic wave scattering problem in periodic structures, ESAIM: Mathematical Modelling and Numerical Analysis, 51(5), 2017-2047, 2017.
    [30] Xue Jiang, Peijun Li, Junliang Lv and Weiying Zheng, An adaptive finite element method for the wave scattering with transparent boundary condition, Journal of Scientific Computing, 72(3), 936-956, 2017.
    [31] Yanni Gao, Junliang Lv and Lanhui Zhang, Mixed finite volume element method for elliptic problems on non-matching multiblock triangular grids, International Journal of Numerical Analysis and Modeling, 14(3), 456-476, 2017.
    [32] Xiukun Zhao, Yanli Chen and Junliang Lv, A mixed nonoverlapping covolume method on quadrilateral grids for elliptic problems, Journal of Computational and Applied Mathematics, 292, 23-40, 2016.
    [33] Gang Bao, Peijun Li and Junliang Lv, Numerical solution of an inverse diffraction grating problem from phaseless data, Journal of the Optical Society of America A, 30(3), 293-298, 2013.
    [34] Junliang Lv, Yonghai Li, Optimal biquadratic finite volume element methods on quadrilateral meshes, SIAM Journal on Numerical Analysis, 50(5), 2379-2399, 2012.
    [35] Junliang Lv, Yonghai Li, L^2 error estimates and superconvergence of the finite volume element methods on quadrilateral meshes, Advances in Computational Mathematics, 37(3), 393-416, 2012.
    [36] Junliang Lv, Yonghai Li, L^2 error estimate of the finite volume element methods on quadrilateral meshes, Advances in Computational Mathematics, 33(2), 129-148, 2010.

奖励与荣誉
  • [1]2023年 脱衣舞-性感脱衣舞-性感衣舞 第九届校级教学成果奖三等奖(第1完成人)
    [2]2023年 脱衣舞-性感脱衣舞-性感衣舞 课堂教学质量优秀奖
    [3]2023年 国家教学成果奖二等奖(第13完成人)

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