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Speech Enhancement Techniques: A Review

Rungta International Journal of Electrical and Electronics Engineering

Volume 1 Issue 1

Published: 2016
Author(s) Name: Sandeep Kumar, Bittu Kumar, Neeraj Kumar | Author(s) Affiliation:
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Abstract

Speech enhancement is a method of improvement in perceptual quality and intelligibility of the speech signal. Speech enhancement is the most important field of the speech processing and used for many applications such as telecommunication, VoIP, speech recognition, hearing aids, etc. In this paper, a review of speech enhancement techniques has been presented. The details provided in this paper will be of interest to those researchers who work in the field of Digital Signal Processing and Speech processing.

Keywords: Speech Processing, Single Channel and Multi-channel Speech Enhancement, Linear and non-linear Spectral Subtraction, Over-subtraction Factor

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