UWB at WASSA-2024 Shared Task 2: Cross-lingual Emotion Detection

Jakub Šmíd, Pavel Přibáň, Pavel Král


Abstract
This paper presents our system built for the WASSA-2024 Cross-lingual Emotion Detection Shared Task. The task consists of two subtasks: first, to assess an emotion label from six possible classes for a given tweet in one of five languages, and second, to predict words triggering the detected emotions in binary and numerical formats. Our proposed approach revolves around fine-tuning quantized large language models, specifically Orca 2, with low-rank adapters (LoRA) and multilingual Transformer-based models, such as XLM-R and mT5. We enhance performance through machine translation for both subtasks and trigger word switching for the second subtask. The system achieves excellent performance, ranking 1st in numerical trigger words detection, 3rd in binary trigger words detection, and 7th in emotion detection.
Anthology ID:
2024.wassa-1.47
Volume:
Proceedings of the 14th Workshop on Computational Approaches to Subjectivity, Sentiment, & Social Media Analysis
Month:
August
Year:
2024
Address:
Bangkok, Thailand
Editors:
Orphée De Clercq, Valentin Barriere, Jeremy Barnes, Roman Klinger, João Sedoc, Shabnam Tafreshi
Venues:
WASSA | WS
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
483–489
Language:
URL:
https://aclanthology.org/2024.wassa-1.47
DOI:
Bibkey:
Cite (ACL):
Jakub Šmíd, Pavel Přibáň, and Pavel Král. 2024. UWB at WASSA-2024 Shared Task 2: Cross-lingual Emotion Detection. In Proceedings of the 14th Workshop on Computational Approaches to Subjectivity, Sentiment, & Social Media Analysis, pages 483–489, Bangkok, Thailand. Association for Computational Linguistics.
Cite (Informal):
UWB at WASSA-2024 Shared Task 2: Cross-lingual Emotion Detection (Šmíd et al., WASSA-WS 2024)
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PDF:
https://aclanthology.org/2024.wassa-1.47.pdf