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Engineering Brief

Noise-Robust Speech Emotion Recognition Using Denoising Autoencoder

Authors: Ha, Hun Kyu; Kim, Nam Kyun; Seong, Woo Kyeong; Kim, Hong Kook

AES Convention 140 · Paper 260 · May 2016

Abstract

In this paper, a method of noise-robust speech emotion recognition under music noises is proposed by using a denoising autoencoder (DAE) and a support vector machine (SVM). The proposed method first trains a DAE by using emotional speech signals corrupted by music noises. Then, the output values from a middle layer of the DAE are used as speech features. Next, an SVM is trained to classify emotions using the DAE features. The performance of the proposed method is compared with that of a conventional SVM classifier. Consequently, it is shown that the proposed method relatively improves the overall emotion recognition rate by 9.76% under music noise conditions, compared to the conventional method.

Details

Published in
AES Convention 140
AES Convention
140
Paper number
260
Publication date
May 6, 2016
Session subject
eBriefs: Lectures
Affiliation
Gwangju Institute of Science and Technology (GIST), Gwangju, Korea (See document for exact affiliation information.)
Type
Engineering Brief