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Huiyuan Xie

2 papers indexed

arxivcs.AI2026-07-05

Shortcut Learning in Legal Judgment Prediction: Empirical Evidence from the UK Employment Tribunal

Joe Watson, Joana Ribeiro de Faria, Marcus Tomalin, Måns Magnusson, Huiyuan Xie, Hao Tian Yeung, et al.

Current Legal Judgment Prediction (LJP) is constrained by its reliance on post-hoc judicial materials, increasing the likelihood that models perform retrospective classification rather than true forecasting. This paper empirically investigates shortcut learning in this context by…

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arxivcs.CLcs.AI2026-06-26

SHIFT: Gate-Modulated Activation Steering for Knowledge Conflict Mitigation in Retrieval-Augmented Generation

Ruochang Li, Pengcheng Huang, Zhenghao Liu, Yukun Yan, Huiyuan Xie, Yu Gu, et al.

Retrieval-augmented generation (RAG) enhances LLMs by incorporating external knowledge to support response generation. However, conflicts between retrieved context and parametric knowledge have emerged as a critical challenge in RAG systems. To mitigate such conflicts, numerous s…

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