2 papers
math.NA2026
A Non-Decoupled Time-Domain Direct Sampling Method for Inverse Elastic Medium Scattering
Lefu Cai, Hongjie Li, Xianchao Wang
This work is concerned with an inverse medium problem for elastic waves, in which unknown inhomogeneities are reconstructed from time-resolved boundary measurements. We propose a n…
math.NA2025
A Computationally Efficient Finite Element Method for Shape Reconstruction of Inverse Conductivity Problems
Lefu Cai, Zhixin Liu, Minghui Song +1
The inverse conductivity problem aims at determining the unknown conductivity inside a bounded domain from boundary measurements. In practical applications, algorithms based on min…