Page 13 - 《应用声学》2019年第6期

第 38 卷 第 6 期 张国昌等： 使用同心多环阵提升声源定位鲁棒性 915

与仿真结果类似， 在 CH 展开阶数相同时， [5] Salvati D, Drioli C, Foresti G L. A low complexity robust
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的声源方位下，UCA 在 CH 展开阶数为 4 阶时定位 [6] 居太亮. 基于麦克风阵列的声源定位算法研究 [D]. 成都: 电
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声源方位估计。为了提升CH域方位估计的稳健性， IEEE/RSJ International Conference on Intelligent Robots
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了一种最小模准则设计 UCCA 补偿滤波器的方法。 functional for robust real-time sound source localization
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结果表明，合理设置孔径的最小模 UCCA 可以解决 real-time source-location estimators for a large-aperture
UCA 零点问题，同时也避免了正则化引入的低频 microphone array[J]. IEEE Transactions on Speech & Au-
波束展宽。统计性能的仿真和实验显示，在相同麦 dio Processing, 2005, 13(4): 593–606.
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克风数目和阵列孔径的前提下，与 UCA 相比，使用 calization and enhancement with a probabilistic steered

UCCA可以显著提升混响环境下的DOA稳健性。 response power model[J]. IEEE Transactions on Speech &
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