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作者:

Jia, Maoshen (Jia, Maoshen.) | Zhang, Jiaming (Zhang, Jiaming.) | Wu, Yuxuan (Wu, Yuxuan.) | Wang, Jing (Wang, Jing.)

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EI Scopus SCIE

摘要:

This paper proposes a 3-D sound field reproduction (SFR) approach through the combination of alternating direction method of multipliers (ADMM)-based least-absolute shrinkage and selection operator (Lasso) and regularized least square (LS). The proposed SFR method is split into two parts through the pressure matching optimization of loudspeaker positions and the computation of driving signals. At the first part, a plurality of candidate positions of loudspeakers in planar array is given and, then, the active speaker selection method is proposed based on ADMM complex Lasso algorithm for selecting the optimal loudspeaker positions. Afterwards, regularized LS is adopted to calculate the selected loudspeaker weights and control the total power. The numerical simulation experiments demonstrate that the proposed SFR scheme outperforms the existing sparse loudspeakers' placement and weight optimization algorithms especially in under-sampled sound fields. Meanwhile, the evaluations also confirmed that the proposed method could significantly reduce the computational complexity of the active loudspeaker selection compared to the state-of-the-art Lasso-based SFR. Effectively, the proposed method uses a relatively small number of loudspeakers for a satisfying reproduction quality.

关键词:

alternating direction method of multipliers Lasso least squares Sound field reproduction

作者机构:

  • [ 1 ] [Jia, Maoshen]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 2 ] [Zhang, Jiaming]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 3 ] [Wu, Yuxuan]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 4 ] [Wang, Jing]Beijing Inst Technol, Sch Informat & Elect, Beijing 100081, Peoples R China

通讯作者信息:

  • [Jia, Maoshen]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China;;[Wang, Jing]Beijing Inst Technol, Sch Informat & Elect, Beijing 100081, Peoples R China

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来源 :

IEEE ACCESS

ISSN: 2169-3536

年份: 2018

卷: 6

页码: 54550-54563

3 . 9 0 0

JCR@2022

JCR分区:1

被引次数:

WoS核心集被引频次: 6

SCOPUS被引频次: 8

ESI高被引论文在榜: 0 展开所有

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