On stability and regularization for data-driven solution of parabolic inverse source problems

M Zhang, Q Li, J Liu - Journal of Computational Physics, 2023 - Elsevier
The diffusion process from some internal source arising in engineering situations can be
mathematically described by a parabolic system. We consider an inverse source problem for …

Inversion of thermal conductivity in two-dimensional unsteady-state heat transfer system based on finite difference method and artificial bee colony

L Yang, B Sun, X Sun - Applied Sciences, 2019 - mdpi.com
Based on the finite difference method and the artificial bee colony algorithm, the thermal
conductivity in the two-dimensional unsteady-state heat transfer system is deduced. An …

Identification of stationary source in the anomalous diffusion equation

LD Su, VI Vasil'ev, TS Jiang, G Wang - Inverse Problems in Science …, 2021 - Taylor & Francis
In this paper, we consider the initial-boundary value problem of determining the stationary
right-hand side function in the anomalous diffusion equation with a Caputo fractional …

Uniqueness for inverse source problems of determining a space-dependent source in time-fractional equations with non-smooth solutions

K Van Bockstal - Fractal and fractional, 2021 - mdpi.com
In this contribution, we investigate an inverse source problem for a fractional diffusion and
wave equation with the Caputo fractional derivative of the space-dependent variable order …

Landweber iteration regularization method for identifying unknown source on a columnar symmetric domain

F Yang, YP Ren, XX Li - Inverse Problems in Science and …, 2018 - Taylor & Francis
In this paper, an inverse source problem for the Helium Production–Diffusion Equation on a
columnar symmetric domain is investigated. Based on an a priori assumption, the optimal …

Recovery of a space-dependent vector source in thermoelastic systems

K Van Bockstal, M Slodička - Inverse Problems in Science and …, 2015 - Taylor & Francis
In this contribution, an inverse problem of determining a space-dependent vector source in a
thermoelastic system of type-I, type-II and type-III is studied using information from a …

A data-driven model reduction method for parabolic inverse source problems and its convergence analysis

Z Wang, W Zhang, Z Zhang - Journal of Computational Physics, 2023 - Elsevier
In this paper, we propose a data-driven model reduction method to solve parabolic inverse
source problems with uncertain data efficiently. Our method consists of offline and online …

On the simultaneous reconstruction of boundary Robin coefficient and internal source in a slow diffusion system

M Zhang, J Liu - Inverse Problems, 2021 - iopscience.iop.org
Consider an inverse problem of simultaneous reconstruction of boundary impedance
coefficient and space-dependent source term from the final measurement data for a slow …

On approximation of coefficient inverse problems for differential equations in functional spaces

DG Orlovsky, SI Piskarev - Journal of Mathematical Sciences, 2018 - Springer
This paper is devoted to the theory of approximation of coefficient inverse problems for
differential equations of parabolic, elliptic, and hyperbolic types in functional spaces. We …

A unified approach to identifying an unknown spacewise dependent source in a variable coefficient parabolic equation from final and integral overdeterminations

A Hasanov, B Pektaş - Applied Numerical Mathematics, 2014 - Elsevier
An adjoint problem approach with subsequent conjugate gradient algorithm (CGA) for a
class of problems of identification of an unknown spacewise dependent source in a variable …