🧑‍🔬 Jiexiang Xu

🏛️ Affiliations

🎓Nanyang Technological UniversitySingapore · Singapore2026 · 2 paperscurrent

From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine.

🧭 Fields, topics and concepts

Of its works in our library, with the number of works on each.

📅 Works by year

2020s

📄 Papers

The most cited first (OpenAlex and our library).

1. Action Boundary Blindness: When LLM Agents Cannot Tell Where One Action Ends and Another Begins (2026)
   The paper examines a failure pattern in LLM agents that the authors call Action Boundary Blindness. An agent may choose the correct type of action but still do too little (skipping required steps), do too much (touching things outside the task), or split the work at the wrong granularity. Building on cognitive…
2. ARCHITECT: Uncertainty-Aware Dynamic Tool Learning via Causal Intervention for Open-World Agents (2026)
   LLM agents that write their own tools on the fly often produce code that breaks: in the authors' study of 1,247 generated tools, 32.4% failed the first time they were called.

🤝 Co-authors here

3 co-authors with a page, the most papers together first.

• Bingnan Yu ×2
• Zhangyi Wang ×2
• Zongze Li ×2

Venues

Where their works here were published, the most works first, with the editions of those that have a page.

• Annual Meeting of the Association for Computational Linguistics (ACL) ×2: ACL 2026 ×2

Updated 1 November 2026

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