Transformer25 at SemEval-2025 Task 1: A similarity-based approach

Wiebke Petersen, Lara Eulenpesch, Ann Piho, Julio Julio, Victoria Lohner


Abstract
Accurately representing non-compositional language, such as idiomatic expressions, is essential to avoid misinterpretations that could affect subsequent tasks. This paper presents the submission of Transformer25 to the SemEval 2025 task on advancing the representation of multimodal idiomaticity. This challenge involves matching idiomatic expressions with corresponding image descriptions that depict their meanings.Our system utilizes BERT-based pre-trained sentence embeddings model, ChatGPT-generated definitions and preprocessing. Our final submission ranked 7th out of 9 for Subtask A. The paper provides a system description and analysis of our model, including minimal visualizations.
Anthology ID:
2025.semeval-1.301
Volume:
Proceedings of the 19th International Workshop on Semantic Evaluation (SemEval-2025)
Month:
July
Year:
2025
Address:
Vienna, Austria
Editors:
Sara Rosenthal, Aiala Rosá, Debanjan Ghosh, Marcos Zampieri
Venues:
SemEval | WS
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
2311–2317
Language:
URL:
https://preview.aclanthology.org/transition-to-people-yaml/2025.semeval-1.301/
DOI:
Bibkey:
Cite (ACL):
Wiebke Petersen, Lara Eulenpesch, Ann Piho, Julio Julio, and Victoria Lohner. 2025. Transformer25 at SemEval-2025 Task 1: A similarity-based approach. In Proceedings of the 19th International Workshop on Semantic Evaluation (SemEval-2025), pages 2311–2317, Vienna, Austria. Association for Computational Linguistics.
Cite (Informal):
Transformer25 at SemEval-2025 Task 1: A similarity-based approach (Petersen et al., SemEval 2025)
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PDF:
https://preview.aclanthology.org/transition-to-people-yaml/2025.semeval-1.301.pdf