Audiogmenter: a MATLAB toolbox for audio data augmentation

Purpose – Create and share a MATLAB library that performs data augmentation algorithms for audio data. This study aims to help machine learning researchers to improve their models using the algorithms proposed by the authors. Design/methodology/approach – The authors structured our library into meth...

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Main Authors: Gianluca Maguolo, Michelangelo Paci, Loris Nanni, Ludovico Bonan
Format: Article
Language:English
Published: Emerald Publishing 2025-01-01
Series:Applied Computing and Informatics
Subjects:
Online Access:https://www.emerald.com/insight/content/doi/10.1108/ACI-03-2021-0064/full/pdf
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author Gianluca Maguolo
Michelangelo Paci
Loris Nanni
Ludovico Bonan
author_facet Gianluca Maguolo
Michelangelo Paci
Loris Nanni
Ludovico Bonan
author_sort Gianluca Maguolo
collection DOAJ
description Purpose – Create and share a MATLAB library that performs data augmentation algorithms for audio data. This study aims to help machine learning researchers to improve their models using the algorithms proposed by the authors. Design/methodology/approach – The authors structured our library into methods to augment raw audio data and spectrograms. In the paper, the authors describe the structure of the library and give a brief explanation of how every function works. The authors then perform experiments to show that the library is effective. Findings – The authors prove that the library is efficient using a competitive dataset. The authors try multiple data augmentation approaches proposed by them and show that they improve the performance. Originality/value – A MATLAB library specifically designed for data augmentation was not available before. The authors are the first to provide an efficient and parallel implementation of a large number of algorithms.
format Article
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institution Kabale University
issn 2634-1964
2210-8327
language English
publishDate 2025-01-01
publisher Emerald Publishing
record_format Article
series Applied Computing and Informatics
spelling doaj-art-fc0bc93a363f498992e61419d0c345d72025-01-28T12:19:18ZengEmerald PublishingApplied Computing and Informatics2634-19642210-83272025-01-01211/215216310.1108/ACI-03-2021-0064Audiogmenter: a MATLAB toolbox for audio data augmentationGianluca Maguolo0Michelangelo Paci1Loris Nanni2Ludovico Bonan3University of Padua, Padua, ItalyTampere University, Tampere, FinlandUniversity of Padua, Padua, ItalyUniversity of Padua, Padua, ItalyPurpose – Create and share a MATLAB library that performs data augmentation algorithms for audio data. This study aims to help machine learning researchers to improve their models using the algorithms proposed by the authors. Design/methodology/approach – The authors structured our library into methods to augment raw audio data and spectrograms. In the paper, the authors describe the structure of the library and give a brief explanation of how every function works. The authors then perform experiments to show that the library is effective. Findings – The authors prove that the library is efficient using a competitive dataset. The authors try multiple data augmentation approaches proposed by them and show that they improve the performance. Originality/value – A MATLAB library specifically designed for data augmentation was not available before. The authors are the first to provide an efficient and parallel implementation of a large number of algorithms.https://www.emerald.com/insight/content/doi/10.1108/ACI-03-2021-0064/full/pdfAudio augmentationData augmentationAudio classificationSpectrogramConvolutional neural network
spellingShingle Gianluca Maguolo
Michelangelo Paci
Loris Nanni
Ludovico Bonan
Audiogmenter: a MATLAB toolbox for audio data augmentation
Applied Computing and Informatics
Audio augmentation
Data augmentation
Audio classification
Spectrogram
Convolutional neural network
title Audiogmenter: a MATLAB toolbox for audio data augmentation
title_full Audiogmenter: a MATLAB toolbox for audio data augmentation
title_fullStr Audiogmenter: a MATLAB toolbox for audio data augmentation
title_full_unstemmed Audiogmenter: a MATLAB toolbox for audio data augmentation
title_short Audiogmenter: a MATLAB toolbox for audio data augmentation
title_sort audiogmenter a matlab toolbox for audio data augmentation
topic Audio augmentation
Data augmentation
Audio classification
Spectrogram
Convolutional neural network
url https://www.emerald.com/insight/content/doi/10.1108/ACI-03-2021-0064/full/pdf
work_keys_str_mv AT gianlucamaguolo audiogmenteramatlabtoolboxforaudiodataaugmentation
AT michelangelopaci audiogmenteramatlabtoolboxforaudiodataaugmentation
AT lorisnanni audiogmenteramatlabtoolboxforaudiodataaugmentation
AT ludovicobonan audiogmenteramatlabtoolboxforaudiodataaugmentation