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08/18/2023
On the Approximation of Bi-Lipschitz Maps by Invertible Neural Networks
Invertible neural networks (INNs) represent an important class of deep n...
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04/29/2023
A Direct Sampling-Based Deep Learning Approach for Inverse Medium Scattering Problems
In this work, we focus on the inverse medium scattering problem (IMSP), ...
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07/11/2022
Finite Element Method for a Nonlinear PML Helmholtz Equation with High Wave Number
A nonlinear Helmholtz equation (NLH) with high wave number and Sommerfel...
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05/27/2022
A family of immersed finite element spaces and applications to three dimensional 𝐇(curl) interface problems
Maxwell interface problems are of great importance in many electromagnet...
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04/13/2022
Performance Analysis of Wireless Network Aided by Discrete-Phase-Shifter IRS
Discrete phase shifters of intelligent reflecting surface (IRS) generate...
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01/02/2022
Least-Squares Method for Inverse Medium Problems
We present a two-stage least-squares method to inverse medium problems o...
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08/22/2021
Mittag–Leffler stability of numerical solutions to time fractional ODEs
The asymptotic stable region and long-time decay rate of solutions to li...
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08/10/2021
An Analysis of Stochastic Variance Reduced Gradient for Linear Inverse Problems
Stochastic variance reduced gradient (SVRG) is a popular variance reduct...
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06/29/2021
An adaptive edge element method and its convergence for an electromagnetic constrained optimal control problem
In this work, an adaptive edge element method is developed for an H(curl...
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05/14/2021
Fast Ambiguous DOA Elimination Method of DOA Measurement for Hybrid Massive MIMO Receiver
DOA estimation for massive multiple-input multiple-output (MIMO) system ...
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11/24/2020
Solving Two Dimensional H(curl)-elliptic Interface Systems with Optimal Convergence On Unfitted Meshes
In this article, we develop and analyze a finite element method with the...
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11/11/2020
On a general matrix valued unbalanced optimal transport and its fully discretization: dynamic formulation and convergence framework
In this work, we present a rather general class of transport distances o...
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11/10/2020
Weak Galerkin Method for Electrical Impedance Tomography
In this work, we propose and analyse a weak Galerkin method for the elec...
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10/21/2020
A Direct Sampling Method for the Inversion of the Radon Transform
We propose a novel direct sampling method (DSM) for the effective and st...
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10/21/2020
On the Saturation Phenomenon of Stochastic Gradient Descent for Linear Inverse Problems
Stochastic gradient descent (SGD) is a promising method for solving larg...
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05/12/2020
A Direct Sampling Method for Simultaneously Recovering Inhomogeneous Inclusions of Different Nature
In this work, we investigate a class of elliptic inverse problems and ai...
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03/17/2020
Sequential and Incremental Precoder Design for Joint Transmission Network MIMO Systems with Imperfect Backhaul
In this paper, we propose a sequential and incremental precoder design f...
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01/23/2020
Receive Antenna Selection for Secure Pre-coding Aided Spatial Modulation
In this paper, we make an investigation of receive antenna selection (RA...
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08/23/2019
Mathematical and numerical study of a three-dimensional inverse eddy current problem
We study an inverse problem associated with an eddy current model. We fi...
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07/06/2019
On the Convergence of Stochastic Gradient Descent for Nonlinear Ill-Posed Problems
In this work, we analyze the regularizing property of the stochastic gra...
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06/11/2019