Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.

Modern dialogue systems rely on emotion recognition in conversation (ERC) as a core element enabling empathetic and human-like interactions. However, the weak correlation between emotions and semantics poses significant challenges to emotion recognition in dialogue. Semantically similar utterances c...

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Main Authors: Muhammad Hussain, Caikou Chen, Sami S Albouq, Khlood Shinan, Fatmah Alanazi, Muhammad Waseem Iqbal, M Usman Ashraf
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2025-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0312867
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author Muhammad Hussain
Caikou Chen
Sami S Albouq
Khlood Shinan
Fatmah Alanazi
Muhammad Waseem Iqbal
M Usman Ashraf
author_facet Muhammad Hussain
Caikou Chen
Sami S Albouq
Khlood Shinan
Fatmah Alanazi
Muhammad Waseem Iqbal
M Usman Ashraf
author_sort Muhammad Hussain
collection DOAJ
description Modern dialogue systems rely on emotion recognition in conversation (ERC) as a core element enabling empathetic and human-like interactions. However, the weak correlation between emotions and semantics poses significant challenges to emotion recognition in dialogue. Semantically similar utterances can express different types of emotions, depending on the context or speaker. In order to tackle this challenge, our paper proposes a novel loss called Focal Weighted Loss (FWL) with adversarial training and the compact language model MobileBERT. Our proposed loss function handles the problem of imbalanced emotion classification through Focal Weighted Loss and adversarial training and does not require large batch sizes or more computational resources. Our approach has been employed on four text emotion recognition benchmark datasets, MELD, EmoryNLP, DailyDialog and IEMOCAP demonstrating competitive performance. Extensive experiments on these benchmark datasets validate the effectiveness of our proposed FWL with adversarial training. This enables more human-like interactions on digital platforms. Our approach shows its potential to deliver competitive performance under limited resource constraints, comparable to large language models.
format Article
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institution Kabale University
issn 1932-6203
language English
publishDate 2025-01-01
publisher Public Library of Science (PLoS)
record_format Article
series PLoS ONE
spelling doaj-art-911d5c8224624f71b424cbd56afa47082025-02-05T05:32:13ZengPublic Library of Science (PLoS)PLoS ONE1932-62032025-01-01201e031286710.1371/journal.pone.0312867Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.Muhammad HussainCaikou ChenSami S AlbouqKhlood ShinanFatmah AlanaziMuhammad Waseem IqbalM Usman AshrafModern dialogue systems rely on emotion recognition in conversation (ERC) as a core element enabling empathetic and human-like interactions. However, the weak correlation between emotions and semantics poses significant challenges to emotion recognition in dialogue. Semantically similar utterances can express different types of emotions, depending on the context or speaker. In order to tackle this challenge, our paper proposes a novel loss called Focal Weighted Loss (FWL) with adversarial training and the compact language model MobileBERT. Our proposed loss function handles the problem of imbalanced emotion classification through Focal Weighted Loss and adversarial training and does not require large batch sizes or more computational resources. Our approach has been employed on four text emotion recognition benchmark datasets, MELD, EmoryNLP, DailyDialog and IEMOCAP demonstrating competitive performance. Extensive experiments on these benchmark datasets validate the effectiveness of our proposed FWL with adversarial training. This enables more human-like interactions on digital platforms. Our approach shows its potential to deliver competitive performance under limited resource constraints, comparable to large language models.https://doi.org/10.1371/journal.pone.0312867
spellingShingle Muhammad Hussain
Caikou Chen
Sami S Albouq
Khlood Shinan
Fatmah Alanazi
Muhammad Waseem Iqbal
M Usman Ashraf
Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.
PLoS ONE
title Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.
title_full Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.
title_fullStr Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.
title_full_unstemmed Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.
title_short Low-resource MobileBERT for emotion recognition in imbalanced text datasets mitigating challenges with limited resources.
title_sort low resource mobilebert for emotion recognition in imbalanced text datasets mitigating challenges with limited resources
url https://doi.org/10.1371/journal.pone.0312867
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