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Conformal mapping and inverse conductivity problem with one measurement
被引:8
|作者:
Dambrine, Marc
[1
]
Kateb, Djalil
[1
]
机构:
[1] Univ Technol Compiegne, Lab Math Appl Compiegne, Ctr Rech Royalieu, F-60200 Compiegne, France
来源:
关键词:
inverse conductivity problem;
conformal mapping;
D O I:
10.1051/cocv:2007006
中图分类号:
TP [自动化技术、计算机技术];
学科分类号:
0812 ;
摘要:
This work deals with a two-dimensional inverse problem in the field of tomography. The geometry of an unknown inclusion has to be reconstructed from boundary measurements. In this paper, we extend previous results of R. Kress and his coauthors: the leading idea is to use the conformal mapping function as unknown. We establish an integrodifferential equation that the trace of the Riemann map solves. We write it as a fixed point equation and give conditions for contraction. We conclude with a series of numerical examples illustrating the performance of the method.
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页码:163 / 177
页数:15
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