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Junchao Wu

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#natural language process... Preprint Sep 2026

Before the Arrest: Benchmarking LLMs on Criminal Profiling from Incomplete Evidence

The Profiling, Investigation, and Judgment (PIJ), comprising 2,500 real homicide cases from five countries, is introduced and it is found that performance degrades systematically as tasks shift from explicit fact extraction to implicit reasoning over unknown suspect profiles.

Yu-Tong Yao, Yan-Jie Cao, Guan-Hua Chen et al. · 0 citations
#natural language process... Preprint Sep 2026

Neuron-Guided Fine-Tuning: Unlocking Efficient Alignment Mechanisms for Large Language Models

Experimental results across three models across both domain-specific and general benchmarks demonstrate that NGFT significantly outperforms existing mainstream fine-tuning methods in both efficiency and performance, while effectively mitigating catastrophic forgetting.

Ze-Yu Wu, Junchao Wu, Shu-Dong Liu et al. · 0 citations
#artificial intelligence Preprint Sep 2026

UniRRM: Unified Reasoning Reward Models Across Languages and Evaluation Paradigms

A unified reasoning reward model supporting multiple languages and evaluation paradigms, UniRRM uses a staged reasoning chain to dynamically generate task-generic and instruction-specific criteria, enabling fine-grained, input-adaptive judgments while maintaining consistency across languages.

Peng Lai, Yi-Chao Du, Junchao Wu et al. · 1 citation
Jul 2026

SelfMem: Self-Optimizing Memory for AI Agents

SelfMem provides an environment with memory tools and feedback signals that allow the agent to explore, evaluate, and refine its own memory strategy, following the principle of teaching an agent to fish rather than giving it a fish.

Shu Yang, Junchao Wu, Derek F. Wong et al. · 2 citations
#artificial intelligence Preprint Aug 2026

IndicDetect: Evaluating Cross-Lingual LLM-Generated Text Detection for Hindi, Telugu, and Tamil

IndicDetect provides standard data splits, an evaluation protocol, and baselines to establish a robust, language-aware foundation for AI-generated text detection in Indic scripts, and finds substantial robustness failures.

Bhaskar Ganesh Devalla, Junchao Wu, Nilesh Dokuparthi et al. · 0 citations

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