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20242026
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cs.CL2025

Unlocking LLM Safeguards for Low-Resource Languages via Reasoning and Alignment with Minimal Training Data

Zhuowei Chen, Bowei Zhang, Nankai Lin +2

Recent advances in LLMs have enhanced AI capabilities, but also increased the risk posed by malicious requests, highlighting the need for effective LLM safeguards to detect such qu…

cs.CL2025

OTESGN: Optimal Transport-Enhanced Syntactic-Semantic Graph Networks for Aspect-Based Sentiment Analysis

Xinfeng Liao, Xuanqi Chen, Lianxi Wang +3

Aspect-based sentiment analysis (ABSA) aims to identify aspect terms and determine their sentiment polarity. While dependency trees combined with contextual semantics provide struc…

cs.CL2025

CLASS: Enhancing Cross-Modal Text-Molecule Retrieval Performance and Training Efficiency

Hongyan Wu, Peijian Zeng, Weixiong Zheng +4

Cross-modal text-molecule retrieval task bridges molecule structures and natural language descriptions. Existing methods predominantly focus on aligning text modality and molecule…

cs.CL2024

An Effective Deployment of Diffusion LM for Data Augmentation in Low-Resource Sentiment Classification

Zhuowei Chen, Lianxi Wang, Yuben Wu +3

Sentiment classification (SC) often suffers from low-resource challenges such as domain-specific contexts, imbalanced label distributions, and few-shot scenarios. The potential of…

cs.CL2024

HateDebias: On the Diversity and Variability of Hate Speech Debiasing

Hongyan Wu, Zhengming Chen, Zijian Li +4

Hate speech frequently appears on social media platforms and urgently needs to be effectively controlled. Alleviating the bias caused by hate speech can help resolve various ethica…