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Author:

Cui, Zihao (Cui, Zihao.) | Bao, Changchun (Bao, Changchun.) (Scholars:鲍长春) | Nielsen, Jesper Kjar (Nielsen, Jesper Kjar.) | Grasboll Christensen, Mads (Grasboll Christensen, Mads.)

Indexed by:

EI Scopus

Abstract:

In this paper, a method for estimating the autoregressive parameters from a signal segment is proposed. The method is based on a deep neural network (DNN) in combination with the classical Levinson-Durbin recursion (LDR). The DNN acts as a pre-processor for the LDR and can be trained on different metrics commonly encountered in speech processing using a generalized analysis-by-synthesis (GABS) structure where the LDR acts as the encoder. Unlike end-to-end data-driven approaches, this structure ensures that the DNN is easy to train and initialize since the DNN only has to learn a simple mapping. The results confirm this and show that the proposed method produces an AR-spectrum that efficiently represents the speech spectrum in terms of the Itakura-Saito divergence, Kullback-Leibler divergence, log-spectral distortion, and speech distortion. © 2020 IEEE.

Keyword:

Deep neural networks Time series analysis Speech processing Parameter estimation

Author Community:

  • [ 1 ] [Cui, Zihao]Beijing University of Technology, Faculty of Information Technology, Beijing, China
  • [ 2 ] [Bao, Changchun]Beijing University of Technology, Faculty of Information Technology, Beijing, China
  • [ 3 ] [Nielsen, Jesper Kjar]Aalborg University, Audio Analysis Lab, CREATE, Denmark
  • [ 4 ] [Grasboll Christensen, Mads]Aalborg University, Audio Analysis Lab, CREATE, Denmark

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Source :

ISSN: 1520-6149

Year: 2020

Volume: 2020-May

Page: 6759-6763

Language: English

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 3

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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