Teaching Small Models When Not to Call Functions: Structured Reasoning for Tool Refusal in Low-Resource Languages.

@inproceedings{vo-2026-teaching, author = {Dung Pham Tuan Vo and Thai Trung Tran and Tushar Semwal}, editor = {Hannah Bast and Alistair Moffat and Falk Scholer and Marc Najork and Min Zhang and Hannah Bast and Marc Najork and Min Zhang}, title = {{Teaching Small Models When Not to Call Functions: Structured Reasoning for Tool Refusal in Low-Resource Languages}}, booktitle = {{Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026}}, pages = {4221--4226}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3805712.3809979}, doi = {https://doi.org/10.1145/3805712.3809979} }