• Title/Summary/Keyword: Enhanced Voice Services (EVS)

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Improvement of Speech/Music Classification Based on RNN in EVS Codec for Hearing Aids (EVS 코덱에서 보청기를 위한 RNN 기반의 음성/음악 분류 성능 향상)

  • Kang, Sang-Ick;Lee, Sang Min
    • Journal of rehabilitation welfare engineering & assistive technology
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    • v.11 no.2
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    • pp.143-146
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    • 2017
  • In this paper, a novel approach is proposed to improve the performance of speech/music classification using the recurrent neural network (RNN) in the enhanced voice services (EVS) of 3GPP for hearing aids. Feature vectors applied to the RNN are selected from the relevant parameters of the EVS for efficient speech/music classification. The performance of the proposed algorithm is evaluated under various conditions and large speech/music data. The proposed algorithm yields better results compared with the conventional scheme implemented in the EVS.