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Weighted maximum-likelihood source localization for wideband signals in the near-field

  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

In this paper, the source localization of wideband signals in near-field is investigated. Based on the conventional Maximum-likelihood source localization, we propose a more efficient algorithm called Weighted Maximum-likelihood source localization (WML). In this proposed algorithm, the ML estimate is obtained by using the spectrum on each frequency bin, and then all estimates are weighted according to the corresponding SNRs, where the fact that the SNRs are different at each frequency bin mostly for wideband signals is utilized. Simulation results demonstrate that the proposed algorithm outperforms the conventional Maximum-likelihood solution.

源语言英语
主期刊名2009 International Conference on Wireless Communications and Signal Processing, WCSP 2009
DOI
出版状态已出版 - 2009
活动2009 International Conference on Wireless Communications and Signal Processing, WCSP 2009 - Nanjing, 中国
期限: 13 11月 200915 11月 2009

出版系列

姓名2009 International Conference on Wireless Communications and Signal Processing, WCSP 2009

会议

会议2009 International Conference on Wireless Communications and Signal Processing, WCSP 2009
国家/地区中国
Nanjing
时期13/11/0915/11/09

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