--- title: "Hengyi Cai — author profile and papers — Elamur Research" description: "Hengyi Cai, Chinese Academy of Sciences: 2 papers on Elamur Research (2023–2026), h-index 9 — affiliations, topics, co-authors and who…" canonical: "https://research.elamur.ai/free/en/authors/hengyi-cai/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/hengyi-cai/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Hengyi Cai # Hengyi Cai Hengyi Cai has 2 papers in our library, in 2023–2026, 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/), [Interpretability](https://md.research.elamur.ai/free/en/topics/interpretability/); often with [Dawei Yin](https://md.research.elamur.ai/free/en/authors/dawei-yin/), [Shuaiqiang Wang](https://md.research.elamur.ai/free/en/authors/shuaiqiang-wang/), [Fan Yang](https://md.research.elamur.ai/free/en/authors/fan-yang/). 2 papers in our library · 2023–2026 [OpenAlex](https://openalex.org/A5062665223) · [ORCID](https://orcid.org/0000-0002-7147-5666) · [Wikidata](https://www.wikidata.org/wiki/Q130801169) · [**h-index 9**](https://openalex.org/authors/A5062665223) · [54 works](https://openalex.org/works?filter=author.id:A5062665223) · [1,033 citations](https://openalex.org/works?filter=author.id:A5062665223&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 2 works in our library](https://md.research.elamur.ai/free/en/authors/hengyi-cai/#papers) · [🔗 Cited 267 times in our library](https://md.research.elamur.ai/free/en/authors/hengyi-cai/cited-by/) · [2 more in our library without a page yet](#also) · [⭐ Paper Stars ranking: #2883](https://md.research.elamur.ai/free/en/paper-stars/page/29/#star-2883) 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=Hengyi+Cai) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Hengyi+Cai) · [dblp](https://dblp.org/search?q=Hengyi+Cai) · [ACL Anthology](https://aclanthology.org/search/?q=Hengyi+Cai) ## Affiliations [🏢**Baidu** Beijing · China 2020–2026 · 26 papers*current*](https://md.research.elamur.ai/free/en/companies/baidu/) · [🏛️**Chinese Academy of Sciences** Beijing · China 2017–2026 · 22 papers*current*](https://md.research.elamur.ai/free/en/government/chinese-academy-of-sciences/) · [🎓**University of Chinese Academy of Sciences** Beijing · China 2017–2026 · 10 papers*current*](https://md.research.elamur.ai/free/en/universities/university-of-chinese-academy-of-sciences/) · [🔬**Institute of High Energy Physics** Beijing · China 2024–2026 · 5 papers*current*](https://ror.org/03v8tnc06) · [🔬**Institute of Computing Technology** Beijing · China 2017–2025 · 13 papers](https://md.research.elamur.ai/free/en/labs/institute-of-computing-technology/) · [🏢**Jingdong** Beijing · China 2022–2023 · 4 papers](https://md.research.elamur.ai/free/en/companies/jingdong/) 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 4 The field of science this work belongs to (OpenAlex fields).[Artificial Intelligence · 2 works](https://md.research.elamur.ai/free/en/shelves/computer-science/artificial-intelligence/) · [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/) · [Language and Linguistics · 2 works](https://md.research.elamur.ai/free/en/shelves/arts-and-humanities/language-and-linguistics/) 🧭 Topics 3 Research subjects and languages the work is about.[Interpretability · 1 work](https://md.research.elamur.ai/free/en/topics/interpretability/) · [Language models & pretraining · 1 work](https://md.research.elamur.ai/free/en/topics/language-models/) · [Reasoning · 1 work](https://md.research.elamur.ai/free/en/topics/reasoning/) ## Works by year ### 2020s [**2026** 1 paper](https://md.research.elamur.ai/free/en/authors/hengyi-cai/year/2026/) · [**2023** 1 paper](https://md.research.elamur.ai/free/en/authors/hengyi-cai/year/2023/) ## Papers The most cited first (OpenAlex and our library). 1. **[Explainability for Large Language Models: A Survey](https://md.research.elamur.ai/free/en/papers/zhao-2023-explainability-large-language-models-survey/)** *(2023 · 790 citations)* Large language models work as black boxes. This opacity makes hallucinations and harmful outputs hard to diagnose and leaves users unsure how far to trust the models. The survey organizes research on explaining Transformer-based language models around how a model is adapted to a task. The first is the fine-tuning… 2. **[MatchTIR: Fine-Grained Supervision for Tool-Integrated Reasoning via Bipartite Matching](https://md.research.elamur.ai/free/en/papers/qu-2026-matchtir-fine-grained-supervision-tool/)** *(2026 · 1 citation)* Reinforcement learning for tool-integrated reasoning (TIR) in LLMs usually rewards whole outcomes or trajectories. ## All works 4 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. **[Explainability for Large Language Models: A Survey](https://md.research.elamur.ai/free/en/papers/zhao-2023-explainability-large-language-models-survey/) [ACM Transactions on Intelligent Systems and Technology](https://md.research.elamur.ai/free/en/venues/acm-transactions-on-intelligent-systems-and-technology/)**Haiyan Zhao, Hanjie Chen, Fan Yang, et al.*2023 · 790 citations* 2. **[Tool Learning with Large Language Models: A Survey ↗](https://doi.org/10.1007/s11704-024-40678-2) arXiv:2405.17935 · no summary yet**Changle Qu et al.*2024 · 195 citations* 3. **[Data Manipulation: Towards Effective Instance Learning for Neural Dialogue Generation via Learning to Augment and Reweight ↗](https://aclanthology.org/2020.acl-main.564/) Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics · no summary yet**Hengyi Cai et al.*2020 · 86 citations* 4. **[MatchTIR: Fine-Grained Supervision for Tool-Integrated Reasoning via Bipartite Matching](https://md.research.elamur.ai/free/en/papers/qu-2026-matchtir-fine-grained-supervision-tool/) [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/)**Changle Qu, Sunhao Dai, Hengyi Cai, et al.*2026 · 1 citation* ## Co-authors here 8 co-authors with a page, the most papers together first. - [Dawei Yin](https://md.research.elamur.ai/free/en/authors/dawei-yin/) ×2 - [Shuaiqiang Wang](https://md.research.elamur.ai/free/en/authors/shuaiqiang-wang/) ×2 - [Fan Yang](https://md.research.elamur.ai/free/en/authors/fan-yang/) - [Haiyan Zhao](https://md.research.elamur.ai/free/en/authors/haiyan-zhao/) - [Hanjie Chen](https://md.research.elamur.ai/free/en/authors/hanjie-chen/) - [Jun Xu](https://md.research.elamur.ai/free/en/authors/jun-xu/) - [Mengnan Du](https://md.research.elamur.ai/free/en/authors/mengnan-du/) - [Ninghao Liu](https://md.research.elamur.ai/free/en/authors/ninghao-liu/) ## 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/) - [ACM Transactions on Intelligent Systems and Technology](https://md.research.elamur.ai/free/en/venues/acm-transactions-on-intelligent-systems-and-technology/): [ACM Transactions on Intelligent Systems and Technology 2023](https://md.research.elamur.ai/free/en/venues/acm-transactions-on-intelligent-systems-and-technology/2023/) ## Cited by Papers of our library cite their works 267 times (of the 149,439 papers whose bibliographies we read); [58 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/hengyi-cai/cited-by/). Updated 31 October 2026