Author

Jia-Le Chen

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#artificial intelligence Preprint Sep 2026

LexAgentHallu: A Hierarchical Benchmark for Profiling Hallucinations in Legal Agents

Evaluation across 18 proprietary and open-source agents uncovers a Right-Answer-Wrong-Reason effect and reveals that hallucination subclasses cluster rather than scatter, forming distinct agentic framework, legal task, and category profiles validate the diagnostic power of LexAgentHallu for evaluating agentic hallucina...

Yu-Jin Zhou, Min Zheng, Chuxue Cao et al. · 0 citations

#natural language process... Preprint Jan 2026

Towards Multi-modal Multi-turn Safety: From Agentic Interaction to Strategic Alignment

This work introduces MINT-Safe, an open-source visual multi-turn training dataset comprising 11,270 multi-image dialogues and 500 refusal VQA pairs, and proposes TAD-Align, a dialogue safety alignment framework centered on a turn-aware dual-objective reward function.

Han Zhu, Jia-Le Chen, Chengkun Cai et al. · 0 citations