Revisiting COVID-19 Diagnosis From Cough Sound: A Hybrid CNN-LSTM Approach With Time-Stretch Augmentation

Yijia Guan, Rosa H.M. Chan

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

1 Citation (Scopus)

Abstract

The global outbreak of the COVID-19 pandemic has driven the development of effective and low-cost detection technologies. With an emphasis on methods’ economic viability and detection efficacy, researchers have been actively exploring novel technologies in response to it. To address the issue, we have revisited a deep learning-based framework to facilitate the diagnosis of COVID-19 solely through the analysis of cough sounds. We utilized the label of expert diagnoses and employed time stretching as an augmentation method on the combination of a convolutional neural network (CNN) and long short-term memory (LSTM). Trained and Tested on the largest publicly-available COUGHVID dataset, our proposed hybrid CNN-LSTM model showed its performance with a short training period, demonstrating proficiency in discerning between COVID-19-related cough sounds and those of a healthy nature. Our classification model achieved an accuracy of 99.19%, a precision of 94.92%, a recall of 88.61%, a F1 Score of 91.66%, and an AUC score of 96%. © 2023 Copyright held by the owner/author(s).
Original languageEnglish
Title of host publicationICBBE '23
Subtitle of host publicationProceedings of the 2023 10th International Conference on Biomedical and Bioinformatics Engineering
PublisherAssociation for Computing Machinery
Pages230-237
ISBN (Print)979-8-4007-0834-3
DOIs
Publication statusPublished - 9 Nov 2023
Event10th International Conference on Biomedical and Bioinformatics Engineering, ICBBE 2023 - Hybrid, Kyoto, Japan
Duration: 9 Nov 202312 Nov 2023

Publication series

NameACM International Conference Proceeding Series

Conference

Conference10th International Conference on Biomedical and Bioinformatics Engineering, ICBBE 2023
PlaceJapan
CityHybrid, Kyoto
Period9/11/2312/11/23

Research Keywords

  • Convolutional Neural Network
  • Cough Sound
  • COVID-19
  • Deep Learning
  • Long Short-Term Memory

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