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Volume 25 Issue 5
May  2003
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Chen Dong, Zhao Shenghui, Kuang Jingming . An improved adaptive multi-rate voice activity detection algorithm based on high order statistics method[J]. Journal of Electronics & Information Technology, 2003, 25(5): 626-632.
Citation: Chen Dong, Zhao Shenghui, Kuang Jingming . An improved adaptive multi-rate voice activity detection algorithm based on high order statistics method[J]. Journal of Electronics & Information Technology, 2003, 25(5): 626-632.

An improved adaptive multi-rate voice activity detection algorithm based on high order statistics method

  • Received Date: 2001-05-28
  • Rev Recd Date: 2002-09-05
  • Publish Date: 2003-05-19
  • An improved voice activity detection algorithm based on high order statistics is proposed. The algorithm can be applied in the 3rd generation mobile communication system. The simulation shows that Gaussian or non-Gaussian symmetric distributed noises in mobile background environment can be detected accurately and suppressed by the new algorithm.
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  • 张贤达,时间序列分析高阶统计量方法[M],北京,清华大学出版社,1996,7-10.[2]易克初,语音信号处理[M],北京,国防工业出版社,2000.6,56-58.[3]M. Rangoussi, Adaptive detection of noisy speech using third-order-statistics [A], International Journal of Adaptive Control and Signal Processing, 1996, 10(2), 113-136.[4]ITU-T P. 800, Methods for subjective determination of transmission quality, 1996.[5]3GPP TS 26.094 V4.O0, AMR speech codec: voice activity detection, 2001.3.[6]NTT-AT Cop., Multi-Lingual Speech Database for Telephonometry 1996, Japan.[7]NTT-AT Cop., Ambient Noise Database for Telephonometry 1996, Japan.[8]ITU-T P.56, Objective Measurement of Active Speech Level, 1993.3.[9]陈东,赵胜辉,匡镜明,一种用于3G系统中复杂背景噪声环境下的话音激活检测算法,通信学报,2001(4),45-50.
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      沈阳化工大学材料科学与工程学院 沈阳 110142

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