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- W2783258815 abstract "This work is concerned with the inverse source problem of locating multiple multipolar sources from boundary measurements for the Helmholtz equation. We develop simple and effective sampling schemes for location acquisition of the sources with a single wavenumber. Our algorithms are based on some novel indicator functions whose indicating behaviors could be used to locate multiple multipolar sources. The inversion schemes are totally direct in the sense that only simple integral calculations are involved in evaluating the indicator functions. Rigorous mathematical justifications are provided and extensive numerical examples are presented to demonstrate the effectiveness, robustness and efficiency of the proposed methods." @default.
- W2783258815 created "2018-01-26" @default.
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- W2783258815 date "2018-01-17" @default.
- W2783258815 modified "2023-09-26" @default.
- W2783258815 title "Locating multiple multipolar acoustic sources using the direct sampling method" @default.
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- W2783258815 doi "https://doi.org/10.48550/arxiv.1801.05584" @default.
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