@inproceedings{cai-etal-2025-ustnlp16, title = "Ustnlp16 at {S}em{E}val-2025 Task 9: Improving Model Performance through Imbalance Handling and Focal Loss", author = "Cai, Zhuoang and Li, Zhenghao and Liu, Yang and Guo, Liyuan and Song, Yangqiu", editor = "Rosenthal, Sara and Ros{\'a}, Aiala and Ghosh, Debanjan and Zampieri, Marcos", booktitle = "Proceedings of the 19th International Workshop on Semantic Evaluation (SemEval-2025)", month = jul, year = "2025", address = "Vienna, Austria", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/corrections-2025-08/2025.semeval-1.200/", pages = "1522--1527", ISBN = "979-8-89176-273-2" }