兰州大学机构库

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An iterative method based on Nesterov acceleration for identifying space-dependent source term in a time-fractional diffusion-wave equation 期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2023, 卷号: 429
Authors:  Zhang, ZQ(张正强);  Guo, Shimin;  Zhang, YX(张远祥)
Favorite  |    Submit date:2023/09/04
Diffusion  Inverse problems  Numerical methods  Parameterization  Wave equations  Acceleration strategies  Convergence rates  Dependent sources  Diffusion wave equation  Ill posed  Inverse source problem  Posteriori  Source terms  Time-fractional diffusion  Time-fractional diffusion-wave equation  Iterative method  Convergence rate  
A linearized finite difference/spectral-Galerkin scheme for three-dimensional distributed-order time–space fractional nonlinear reaction–diffusion-wave equation: Numerical simulations of Gordon-type solitons 期刊论文
Computer Physics Communications, 2020, 卷号: 252
Authors:  Guo, Shimin;  Mei, Liquan;  Zhang, ZQ(张正强);  Li, Can;  Li, Mingjun;  Wang, Ying
Favorite  |    Submit date:2020/12/16
Differentiation (calculus)  Finite difference method  Iterative methods  Linearization  Numerical models  Solitons  Wave equationsCaputo fractional derivatives  Diffusion wave equation  Galerkin spectral method  Nonlinear behavior  Nonlinear reaction  Numerical experiments  Space fractional differential equations  Stability of the scheme  
A linearized finite difference/spectral-Galerkin scheme for three-dimensional distributed-order time-space fractional nonlinear reaction-diffusion-wave equation: Numerical simulations of Gordon-type solitons 期刊论文
COMPUTER PHYSICS COMMUNICATIONS, 2020, 卷号: 252
Authors:  Guo, Shimin;  Mei, Liquan;  Zhang, ZQ(张正强);  Li, Can;  Li, Mingjun;  Wang, Ying
Favorite  |    Submit date:2020/07/07
Simultaneous inversion of a time-dependent potential coefficient and a time source term in a time fractional diffusion-wave equation 期刊论文
CHAOS SOLITONS & FRACTALS, 2022, 卷号: 157
Authors:  Yan, Xiong-bin;  Zhang, ZQ(张正强);  Wei, T(魏婷)
Favorite  |    Submit date:2023/01/03
Nonlinear equations  Wave equations  Fixed point arithmetic  Iterative methods  Ill-posedness  Iterative Tikhonov regularization  Non-stationary iterative tikhonov regularization method  Nonlinear inverse problems  Nonstationary  Potential coefficient  Source terms  Stability and uniqueness  Tikhonov regularization method  Time-dependent potentials  
Simultaneous inversion of a time-dependent potential coefficient and a time source term in a time fractional diffusion-wave equation 期刊论文
CHAOS SOLITONS & FRACTALS, 2022, 卷号: 157
Authors:  Yan, Xiong-bin;  Zhang, ZQ(张正强);  Wei, T(魏婷)
Favorite  |    Submit date:2022/07/01
Inverse problems  Iterative methods  Nonlinear equations  Wave equations  Ill-posedness  Iterative Tikhonov regularization  Non-stationary iterative tikhonov regularization method  Nonlinear inverse problems  Nonstationary  Potential coefficient  Source terms  Stability and uniqueness  Tikhonov regularization method  Time-dependent potentials  Fixed point arithmetic  
Heuristic rule for non-stationary iterated Tikhonov regularization in Banach spaces 期刊论文
INVERSE PROBLEMS, 2018, 卷号: 34, 期号: 11
Authors:  Zhang, ZQ(张正强);  Jin, Qinian
Favorite  |    Submit date:2019/11/03
heuristic rule  inverse problems  nonstationary iterated Tikhonov regularization  
Assessment and determinants of per capita household CO_2 emissions (PHCEs) based on capital city level in China 期刊论文
Journal of Geographical Sciences, 2018, 卷号: 28, 期号: 10, 页码: 1467-1484
Authors:  Liu Lina;  Qu Jiansheng;  Zhang, ZQ(张志强);  Zeng Jingjing;  Wang Jinping;  Dong Liping;  Pei Huijuan;  Liao Qin
Favorite  |    Submit date:2019/10/15
household CO_2 emissions (HCEs)  determinants  capital city level  China  household CO2 emissions (HCEs)  
基于入户调查数据的中国居民生活碳排放评估 期刊论文
Chinese Science Bulletin-Chinese, 2018, 卷号: 63, 期号: 5/6, 页码: 547-557
Authors:  曲建升;  刘莉娜;  曾静静;  张志强;  裴惠娟;  董利苹;  廖琴
Favorite  |    Submit date:2019/10/15
调查数据  居民生活碳排放  评估  中国  survey data  household CO_2 emissions  assessment  China  
我国职业教育如何迎接21世纪的挑战 期刊论文
卫生职业教育, 2001, 期号: S3, 页码: 1-1
Authors:  张智奇;  李贵葓
Favorite  |    Submit date:2016/09/14
职业教育  劳动型人才  开拓型人才  
解析延拓问题的两种正则化方法 学位论文
硕士, 兰州: 兰州大学, 2010
Authors:  张正强
Favorite  |    Submit date:2019/01/18
不适定问题  数值解析延拓  正则化  修改核方法  调和函数逼近方法