Author

Zhen Xiong

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#artificial intelligence Preprint Sep 2026

TRACE: Trajectory Selection for Parallel Scaling of Search Agents

Parallel search may generate a correct answer that final-answer voting fails to select. We formulate this consolidation stage as trajectory selection and introduce TRACE (Trajectory Ranking with Aggregated Cross-Rollout Evidence), a lightweight learned selector that ranks completed trajectories using the search evidenc...

Qi-Sheng Zhou, Zhen Xiong, Qiao-Yu Tan · 0 citations

#artificial intelligence Preprint Sep 2026

AsynCodeBench: Benchmarking Collaboration of Asynchronous Multi-Agent Systems in Software Engineering

Multi-agent coding has emerged as an increasingly active direction in software engineering, where complex development tasks are decomposed across multiple specialized agents working on different parts of the problem. Despite the shift from individual problem solving to distributed collaboration, multi-agent systems sti...

Kai-Tuo Zhang, Zhen Xiong, Zhi-Meng Jiang et al. · 0 citations