--- title: "Fengli Xu — author profile and papers — Elamur Research" description: "Fengli Xu, Beijing National Research Center for Information Science and Technology: 2 papers on Elamur Research (2026), h-index 29…" canonical: "https://research.elamur.ai/free/en/authors/fengli-xu/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/fengli-xu/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Fengli Xu # Fengli Xu Fengli Xu has 2 papers in our library, in 2026, most of them on [Language models & pretraining](https://md.research.elamur.ai/free/en/topics/language-models/), [Reasoning](https://md.research.elamur.ai/free/en/topics/reasoning/); often with [Boyi Deng](https://md.research.elamur.ai/free/en/authors/boyi-deng/), [Chenyang Shao](https://md.research.elamur.ai/free/en/authors/chenyang-shao/), [Dayiheng Liu](https://md.research.elamur.ai/free/en/authors/dayiheng-liu/). 2 papers in our library · 2026 [OpenAlex](https://openalex.org/A5062365263) · [ORCID](https://orcid.org/0000-0002-5720-4026) · [Wikidata](https://www.wikidata.org/wiki/Q130799778) · [**h-index 29**](https://openalex.org/authors/A5062365263) · [112 works](https://openalex.org/works?filter=author.id:A5062365263) · [3,193 citations](https://openalex.org/works?filter=author.id:A5062365263&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 2 works in our library](https://md.research.elamur.ai/free/en/authors/fengli-xu/#papers) · [🔗 Cited 175 times in our library](https://md.research.elamur.ai/free/en/authors/fengli-xu/cited-by/) · [4 more in our library without a page yet](#also) · [⭐ Paper Stars ranking: #10700](https://md.research.elamur.ai/free/en/paper-stars/page/107/#star-10700) The profile is the library's match of the name; two people with one name are not always told apart. Elsewhere: [Google Scholar](https://scholar.google.com/citations?view_op=search_authors&mauthors=Fengli+Xu) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Fengli+Xu) · [dblp](https://dblp.org/search?q=Fengli+Xu) · [ACL Anthology](https://aclanthology.org/search/?q=Fengli+Xu) ## Affiliations [🎓**Tsinghua University** Beijing · China 2015–2026 · 112 papersEducation · PhDEmployment since 2023 · Assistant Professor, Electronic Engineering*current*](https://md.research.elamur.ai/free/en/universities/tsinghua-university/) · [🔬**Beijing National Research Center for Information Science and Technology** Beijing · China 2018–2026 · 36 papers*current*](https://md.research.elamur.ai/free/en/labs/beijing-national-research-center-for-information-science-and-technology/) · [🎓**University of Chicago** Chicago · United States 2020–2025 · 12 papersEmployment 2020–2023 · Postdoc](https://md.research.elamur.ai/free/en/universities/university-of-chicago/) · [🎓**Hong Kong University of Science and Technology** Hong Kong · China 2021 · 3 papers](https://md.research.elamur.ai/free/en/universities/hong-kong-university-of-science-and-technology/) From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. 1 more institution on single bylines are not listed. ## Fields, topics and concepts Of its works in our library, with the number of works on each. 📚 Shelves 5 The field of science this work belongs to (OpenAlex fields).[Arts and Humanities · 2 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/) · [Computer Science · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/) · [Artificial Intelligence · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/artificial-intelligence/) · [Language and Linguistics · 2 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/language-and-linguistics/) · [Computer Vision and Pattern Recognition · 1 work](https://md.research.elamur.ai/free/en/shelves/computer-science/computer-vision-and-pattern-recognition/) 🧭 Topics 2 Research subjects and languages the work is about.[Language models & pretraining · 2 works](https://md.research.elamur.ai/free/en/topics/language-models/) · [Reasoning · 2 works](https://md.research.elamur.ai/free/en/topics/reasoning/) ## Works by year ### 2020s [**2026** 2 papers](https://md.research.elamur.ai/free/en/authors/fengli-xu/year/2026/) ## Papers The most cited first (OpenAlex and our library). 1. **[Controllable LLM Reasoning via Sparse Autoencoder-Based Steering](https://md.research.elamur.ai/free/en/papers/fang-2026-controllable-llm-reasoning-sparse-autoencoder/)** *(2026 · 3 citations)* Large Reasoning Models (LRMs) choose their own reasoning moves, such as re-checking or backtracking, and these choices can lead to wasted effort or wrong answers. 2. **[Diffuse Thinking: Exploring Diffusion Language Models as Efficient Thought Proposers for Reasoning](https://md.research.elamur.ai/free/en/papers/shao-2026-diffuse-thinking-exploring-diffusion-language/)** *(2026 · 1 citation)* Multi-step reasoning methods such as Chain-of-Thought and Tree-of-Thought are expensive because autoregressive LLMs must decode every candidate step one token at a time. ## All works 6 works of theirs in our library, the most cited first; 2 with a page here, the others link their original until we summarise them. 1. **[Large Language Models Empowered Agent-based Modeling and Simulation: A Survey and Perspectives ↗](https://arxiv.org/abs/2312.11970) arXiv:2312.11970 · no summary yet**Chen Gao et al.*2023 · 344 citations* 2. **[Towards Large Reasoning Models: A Survey of Reinforced Reasoning with Large Language Models ↗](https://arxiv.org/abs/2501.09686) arXiv:2501.09686 · no summary yet**Fengli Xu et al.*2025 · 120 citations* 3. **[Understanding Motivations behind Inaccurate Check-ins ↗](https://doi.org/10.1145/3274457) Proceedings of the ACM on Human-Computer Interaction · no summary yet**Fengli Xu et al.*2018 · 10 citations* 4. **[Controllable LLM Reasoning via Sparse Autoencoder-Based Steering](https://md.research.elamur.ai/free/en/papers/fang-2026-controllable-llm-reasoning-sparse-autoencoder/) [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/)**Yi Fang, Wenjie Wang, Mingfeng Xue, et al.*2026 · 3 citations* 5. **[Diffuse Thinking: Exploring Diffusion Language Models as Efficient Thought Proposers for Reasoning](https://md.research.elamur.ai/free/en/papers/shao-2026-diffuse-thinking-exploring-diffusion-language/) [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/)**Chenyang Shao, Sijian Ren, Fengli Xu, et al.*2026 · 1 citation* 6. **[Identifying Collective Intelligence Factor in LLM Agent Groups for Generalizable Multi-Agent System Design ↗](https://aclanthology.org/2026.findings-acl.624/) Findings of the Association for Computational Linguistics: ACL 2026 · no summary yet**Zhilun Zhou et al.*2026* ## Co-authors here 8 co-authors with a page, the most papers together first. - [Boyi Deng](https://md.research.elamur.ai/free/en/authors/boyi-deng/) - [Chenyang Shao](https://md.research.elamur.ai/free/en/authors/chenyang-shao/) - [Dayiheng Liu](https://md.research.elamur.ai/free/en/authors/dayiheng-liu/) - [Fuli Feng](https://md.research.elamur.ai/free/en/authors/fuli-feng/) - [Mingfeng Xue](https://md.research.elamur.ai/free/en/authors/mingfeng-xue/) - [Wenjie Wang](https://md.research.elamur.ai/free/en/authors/wenjie-wang/) - [Yi Fang](https://md.research.elamur.ai/free/en/authors/yi-fang/) - [Yong Li](https://md.research.elamur.ai/free/en/authors/yong-li/) ## 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)](https://md.research.elamur.ai/free/en/venues/acl/) ×2: [ACL 2026](https://md.research.elamur.ai/free/en/venues/acl/2026/) ×2 - Findings of the Association for Computational Linguistics: ACL 2026 - Proceedings of the ACM on Human-Computer Interaction ## Cited by Papers of our library cite their works 175 times (of the 149,439 papers whose bibliographies we read); [39 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/fengli-xu/cited-by/). Updated 31 October 2026