Simultaneous inversion of the potential term and the fractional orders in a multi-term time-fractional diffusion equation

LL Sun, YS Li, Y Zhang - Inverse problems, 2021 - iopscience.iop.org
In the present paper, we devote our effort to a nonlinear inverse problem for simultaneously
recovering the potential function and the fractional orders in a multi-term time-fractional …

Identify the fractional order and diffusion coefficient in a fractional diffusion wave equation

XB Yan, YX Zhang, T Wei - Journal of Computational and Applied …, 2021 - Elsevier
This paper is devoted to identifying the fractional order and diffusion coefficient in a time
fractional diffusion wave equation from boundary observation data in one dimensional case …

[HTML][HTML] Inverse problems for heat equation and space–time fractional diffusion equation with one measurement

T Helin, M Lassas, L Ylinen, Z Zhang - Journal of Differential Equations, 2020 - Elsevier
Given a connected compact Riemannian manifold (M, g) without boundary, dim⁡ M≥ 2, we
consider a space–time fractional diffusion equation with an interior source that is supported …

A nonstationary iterated quasi-boundary value method for reconstructing the source term in a time–space fractional diffusion equation

Y Zhang, X Feng - Journal of Computational and Applied Mathematics, 2024 - Elsevier
An inverse source problem of a time–space fractional diffusion equation is considered in this
paper. Due to the ill-posedness of the inverse problem, we propose a novel nonstationary …

Backward problem for time-space fractional diffusion equations in Hilbert scales

DD Trong, DND Hai - Computers & Mathematics with Applications, 2021 - Elsevier
This work is concerned with a mathematical study of backward problem for time-space
fractional diffusion equations associated with the observed data measured in Hilbert scales …

Simultaneous inversion of a time-dependent potential coefficient and a time source term in a time fractional diffusion-wave equation

X Yan, Z Zhang, T Wei - Chaos, Solitons & Fractals, 2022 - Elsevier
The main purpose of this paper is to identify simultaneously a time-dependent potential
coefficient and a time source term in a time fractional diffusion-wave equation from two …

[HTML][HTML] Simultaneous uniqueness for an inverse problem in a time-fractional diffusion equation

X **g, J Peng - Applied Mathematics Letters, 2020 - Elsevier
This article investigates the uniqueness of identifying the fractional-order, potential, and
Robin coefficient simultaneously in one-dimensional time-fractional diffusion equation with …

Determination of the fractional order in semilinear subdiffusion equations

M Krasnoschok, S Pereverzyev, SV Siryk… - … Calculus and Applied …, 2020 - degruyter.com
We analyze the inverse boundary value-problem to determine the fractional order ν of
nonautonomous semilinear subdiffusion equations with memory terms from observations of …

Bayesian inversion for a fractional Lotka-Volterra model: An application of Canadian lynx vs. snowshoe hares

FJ Ariza-Hernandez, LM Martin-Alvarez… - Chaos, Solitons & …, 2021 - Elsevier
The Bayesian statistical inversion method is implemented to obtain the parameter
estimations for fractional LotkaVolterra models, including the derivative orders, based on …

Exponential Tikhonov regularization method for an inverse source problem in a sub-diffusion equation

L Sun, Z Zhang - Taiwanese Journal of Mathematics, 2024 - projecteuclid.org
In this paper, it is considered an inverse space-dependent source problem of time-space
fractional diffusion equation from the noisy final data in a bounded domain. Such a problem …