@inproceedings{li-etal-2024-majority-rules,
title = "Majority Rules Guided Aspect-Category Based Sentiment Analysis via Label Prior Knowledge",
author = "Li, Lin and
Tang, Shaopeng and
Wu, Renwei",
editor = "Calzolari, Nicoletta and
Kan, Min-Yen and
Hoste, Veronique and
Lenci, Alessandro and
Sakti, Sakriani and
Xue, Nianwen",
booktitle = "Proceedings of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING 2024)",
month = may,
year = "2024",
address = "Torino, Italia",
publisher = "ELRA and ICCL",
url = "https://aclanthology.org/2024.lrec-main.955",
pages = "10952--10957",
abstract = "As an important fine-grained task of sentiment analysis, Aspect-Category based Sentiment Analysis (ACSA) aims to identify the sentiment polarities of pre-defined categories in text. However, due to subjectivity, the highly semantically similar text has polysemous sentiments to different people, leading to annotation difference. To this end, we propose a MAjority Rules Guided (MARG) for the profound understanding of this difference. Specifically, we firstly design a rule-based prompt generation, and then label word distribution is generated through an autoregression model for token-wise semantic consistency. Last but not least, the impact to the model caused by this commonly prevailing annotation difference can be mitigated by majority rules. 1) Our local majority rule is the ensemble of label word distributions, which alleviates the influence of the difference at the distribution generation stage. And 2) our global majority rule is the refinement based on the label prior knowledge of aspect categories, which further reduces the interference of the difference at the global data level. Conducted on four benchmark datasets, our MARG outperforms the state-of-the-art models by 2.43{\%} to 67.68{\%} in terms of F1-score and by 1.16{\%} to 10.22{\%} in terms of Accuracy.",
}
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<abstract>As an important fine-grained task of sentiment analysis, Aspect-Category based Sentiment Analysis (ACSA) aims to identify the sentiment polarities of pre-defined categories in text. However, due to subjectivity, the highly semantically similar text has polysemous sentiments to different people, leading to annotation difference. To this end, we propose a MAjority Rules Guided (MARG) for the profound understanding of this difference. Specifically, we firstly design a rule-based prompt generation, and then label word distribution is generated through an autoregression model for token-wise semantic consistency. Last but not least, the impact to the model caused by this commonly prevailing annotation difference can be mitigated by majority rules. 1) Our local majority rule is the ensemble of label word distributions, which alleviates the influence of the difference at the distribution generation stage. And 2) our global majority rule is the refinement based on the label prior knowledge of aspect categories, which further reduces the interference of the difference at the global data level. Conducted on four benchmark datasets, our MARG outperforms the state-of-the-art models by 2.43% to 67.68% in terms of F1-score and by 1.16% to 10.22% in terms of Accuracy.</abstract>
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%0 Conference Proceedings
%T Majority Rules Guided Aspect-Category Based Sentiment Analysis via Label Prior Knowledge
%A Li, Lin
%A Tang, Shaopeng
%A Wu, Renwei
%Y Calzolari, Nicoletta
%Y Kan, Min-Yen
%Y Hoste, Veronique
%Y Lenci, Alessandro
%Y Sakti, Sakriani
%Y Xue, Nianwen
%S Proceedings of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC-COLING 2024)
%D 2024
%8 May
%I ELRA and ICCL
%C Torino, Italia
%F li-etal-2024-majority-rules
%X As an important fine-grained task of sentiment analysis, Aspect-Category based Sentiment Analysis (ACSA) aims to identify the sentiment polarities of pre-defined categories in text. However, due to subjectivity, the highly semantically similar text has polysemous sentiments to different people, leading to annotation difference. To this end, we propose a MAjority Rules Guided (MARG) for the profound understanding of this difference. Specifically, we firstly design a rule-based prompt generation, and then label word distribution is generated through an autoregression model for token-wise semantic consistency. Last but not least, the impact to the model caused by this commonly prevailing annotation difference can be mitigated by majority rules. 1) Our local majority rule is the ensemble of label word distributions, which alleviates the influence of the difference at the distribution generation stage. And 2) our global majority rule is the refinement based on the label prior knowledge of aspect categories, which further reduces the interference of the difference at the global data level. Conducted on four benchmark datasets, our MARG outperforms the state-of-the-art models by 2.43% to 67.68% in terms of F1-score and by 1.16% to 10.22% in terms of Accuracy.
%U https://aclanthology.org/2024.lrec-main.955
%P 10952-10957
Markdown (Informal)
[Majority Rules Guided Aspect-Category Based Sentiment Analysis via Label Prior Knowledge](https://aclanthology.org/2024.lrec-main.955) (Li et al., LREC-COLING 2024)
ACL