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20232026
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cs.CL2026

HateXScore: A Metric Suite for Evaluating Reasoning Quality in Hate Speech Explanations

Yujia Hu, Roy Ka-Wei Lee

Hateful speech detection is a key component of content moderation, yet current evaluation frameworks rarely assess why a text is deemed hateful. We introduce \textsf{HateXScore}, a…

cs.CL2025

Toxicity Red-Teaming: Benchmarking LLM Safety in Singapore's Low-Resource Languages

Yujia Hu, Ming Shan Hee, Preslav Nakov +1

The advancement of Large Language Models (LLMs) has transformed natural language processing; however, their safety mechanisms remain under-explored in low-resource, multilingual se…

cs.CL2024

InstructAV: Instruction Fine-tuning Large Language Models for Authorship Verification

Yujia Hu, Zhiqiang Hu, Chun-Wei Seah +1

Large Language Models (LLMs) have demonstrated remarkable proficiency in a wide range of NLP tasks. However, when it comes to authorship verification (AV) tasks, which involve dete…

cs.CL2024

ToxiCloakCN: Evaluating Robustness of Offensive Language Detection in Chinese with Cloaking Perturbations

Yunze Xiao, Yujia Hu, Kenny Tsu Wei Choo +1

Detecting hate speech and offensive language is essential for maintaining a safe and respectful digital environment. This study examines the limitations of state-of-the-art large l…

cs.CL2024

Math-LLaVA: Bootstrapping Mathematical Reasoning for Multimodal Large Language Models

Wenhao Shi, Zhiqiang Hu, Yi Bin +5

Large language models (LLMs) have demonstrated impressive reasoning capabilities, particularly in textual mathematical problem-solving. However, existing open-source image instruct…

cs.CL2023

Who Wrote it and Why? Prompting Large-Language Models for Authorship Verification

Chia-Yu Hung, Zhiqiang Hu, Yujia Hu +1

Authorship verification (AV) is a fundamental task in natural language processing (NLP) and computational linguistics, with applications in forensic analysis, plagiarism detection,…