--- title: "Chenghao Yang — author profile and papers · Dialogue systems" description: "Chenghao Yang, Hebei University of Technology: 2 papers on Elamur Research (2020–2025), h-index 16 — affiliations, topics, co-authors…" canonical: "https://research.elamur.ai/free/en/authors/chenghao-yang/" --- [Elamur Research](https://md.research.elamur.ai/free/en/) · [this page in HTML](https://research.elamur.ai/free/en/authors/chenghao-yang/) [home](https://md.research.elamur.ai/free/en/) / [authors](https://md.research.elamur.ai/free/en/authors/) / Chenghao Yang # Chenghao Yang Chenghao Yang has 2 papers in our library, in 2020–2025, most of them on [Dialogue systems](https://md.research.elamur.ai/free/en/topics/dialogue-systems/); often with [An Zhang](https://md.research.elamur.ai/free/en/authors/an-zhang/), [Fanchao Qi](https://md.research.elamur.ai/free/en/authors/fanchao-qi/), [Hao Li](https://md.research.elamur.ai/free/en/authors/hao-li/). 2 papers in our library · 2020–2025 [OpenAlex](https://openalex.org/A5067840235) · [ORCID](https://orcid.org/0000-0001-5112-5661) · [**h-index 16**](https://openalex.org/authors/A5067840235) · [48 works](https://openalex.org/works?filter=author.id:A5067840235) · [801 citations](https://openalex.org/works?filter=author.id:A5067840235&sort=cited_by_count:desc) OpenAlex, 2026-10-14 [📄 2 works in our library](https://md.research.elamur.ai/free/en/authors/chenghao-yang/#papers) · [🔗 Cited 183 times in our library](https://md.research.elamur.ai/free/en/authors/chenghao-yang/cited-by/) · [⭐ Paper Stars ranking: #4385](https://md.research.elamur.ai/free/en/paper-stars/page/44/#star-4385) 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=Chenghao+Yang) · [Semantic Scholar](https://www.semanticscholar.org/search?q=Chenghao+Yang) · [dblp](https://dblp.org/search?q=Chenghao+Yang) · [ACL Anthology](https://aclanthology.org/search/?q=Chenghao+Yang) ## Affiliations [🎓**Hebei University of Technology** Tianjin · China 2026 · 1 paper*current*](https://md.research.elamur.ai/free/en/universities/hebei-university-of-technology/) · [🔬**Second Institute of Oceanography** Hangzhou · China 2008–2025 · 34 papers](https://ror.org/01tkb7c15) · [🔬**State Key Laboratory of Satellite Ocean Environment Dynamics** Hangzhou 2008–2025 · 33 papers](https://ror.org/02q9ddr54) · [🏛️**State Oceanic Administration** Qingdao · China 2008–2018 · 17 papers](https://ror.org/05pxfr638) · [🏛️**Ministry of Natural Resources** Beijing · China 2019–2025 · 15 papers](https://ror.org/02kxqx159) · [🎓**University of Science and Technology of China** Hefei · China 2024–2025 · 2 papers](https://md.research.elamur.ai/free/en/universities/university-of-science-and-technology-of-china/) From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. 5 more institutions 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/) · [Software · 1 work](https://md.research.elamur.ai/free/en/shelves/computer-science/software/) 🧭 Topics 1 Research subjects and languages the work is about.[Dialogue systems · 1 work](https://md.research.elamur.ai/free/en/topics/dialogue-systems/) ## Works by year ### 2020s [**2025** 1 paper](https://md.research.elamur.ai/free/en/authors/chenghao-yang/year/2025/) · [**2020** 1 paper](https://md.research.elamur.ai/free/en/authors/chenghao-yang/year/2020/) ## Papers The most cited first (OpenAlex and our library). 1. **[Word-level Textual Adversarial Attacking as Combinatorial Optimization](https://md.research.elamur.ai/free/en/papers/zang-2020-word-level-textual-adversarial-attacking/)** *(2020 · 340 citations)* Word substitution attacks on text classifiers can be framed as combinatorial optimization. This paper splits the task into two stages: first narrowing the space of candidate perturbations, then searching that space for an input that changes the model's prediction. The authors argue that earlier attacks struggled at… 2. **[Hello Again! LLM-powered Personalized Agent for Long-term Dialogue](https://md.research.elamur.ai/free/en/papers/li-2025-hello-again-llm-powered-personalized/)** *(2025 · 55 citations)* Most open-domain chatbots are built for short, single-session exchanges. Real companionship, however, requires remembering past conversations and keeping track of who the user and the bot are. The authors present LD-Agent, a model-agnostic framework that splits long-term dialogue into three separately trainable… ## Co-authors here 10 co-authors with a page, the most papers together first. - [An Zhang](https://md.research.elamur.ai/free/en/authors/an-zhang/) - [Fanchao Qi](https://md.research.elamur.ai/free/en/authors/fanchao-qi/) - [Hao Li](https://md.research.elamur.ai/free/en/authors/hao-li/) - [Maosong Sun](https://md.research.elamur.ai/free/en/authors/maosong-sun/) - [Meng Zhang](https://md.research.elamur.ai/free/en/authors/meng-zhang/) - [Qun Liu](https://md.research.elamur.ai/free/en/authors/qun-liu/) - [Tat-Seng Chua](https://md.research.elamur.ai/free/en/authors/tat-seng-chua/) - [Xiang Wang](https://md.research.elamur.ai/free/en/authors/xiang-wang/) - [Yang Deng](https://md.research.elamur.ai/free/en/authors/yang-deng/) - [Zhiyuan Liu](https://md.research.elamur.ai/free/en/authors/zhiyuan-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/): [ACL 2020](https://md.research.elamur.ai/free/en/venues/acl/2020/) - [Conference of the North American Chapter of the Association for Computational Linguistics (NAACL)](https://md.research.elamur.ai/free/en/venues/naacl/): [NAACL 2025](https://md.research.elamur.ai/free/en/venues/naacl/2025/) ## Cited by Papers of our library cite their works 183 times (of the 149,439 papers whose bibliographies we read); [28 citing papers with a page here →](https://md.research.elamur.ai/free/en/authors/chenghao-yang/cited-by/). Updated 1 November 2026