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Gong Cheng
Gong Cheng

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[{Image src='gcheng.jpeg' height='200px'}]
[{Image src='gcheng.jpg' height='200px'}]
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*__Twitter__：[gong_cheng|https://twitter.com/gong_cheng]
*__Homepage__: [http://ws.nju.edu.cn/~gcheng|http://ws.nju.edu.cn/~gcheng]
*__Twitter__: [Gong Cheng|https://twitter.com/gong_cheng]
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Gong Cheng is a professor at the Department of Computer Science and Technology, Nanjing University. He received his PhD from Southeast University in 2010. His research interests include __big data search__, __knowledge graph__, and __neuro-symbolic computation__ with applications to __hybrid intelligent systems__ such as data search engines, decision support systems, and IT operations management systems. His research has been published in journals and at conferences including TKDE, WWW, SIGIR, AAAI, IJCAI, ACL, ISWC, and has received or been nominated for 6 best paper awards. He was a Posters & Demos co-chair of ISWC 2019.
Gong Cheng is a professor at the School of Computer Science, Nanjing University. His research interests include __big data retrieval__, __knowledge graph__, and __LLM inference__ with applications to search engines, decision support systems, question answering systems, etc. His research has been published at academic conferences and in journals including WWW, SIGIR, and TKDE, and has received or been nominated for seven best paper awards from ISWC, ESWC, and COLING. He served as PC co-chairs of ISWC 2024 and CCKS 2023.
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* __data search engine__: a better data search engine, featuring data retrieval, ranking, summarization, browsing, recommendation, etc.;
* __knowledge graph search__: search algorithms for large knowledge graphs, e.g., efficient approximation algorithms for Steiner Tree problems;
* __complex question answering__: neuro-symbolic methods for question answering with applications to complex tasks such as high-school exams.
* __dataset retrieval__: search engines for open datasets, featuring dataset fusion, retrieval, ranking, summarization, recommendation, etc.;\\[[ [EMNLP 2025|https://doi.org/10.18653/v1/2025.emnlp-main.353] | [SIGIR 2025|https://doi.org/10.1145/3726302.3730120] | [SIGIR 2024|https://doi.org/10.1145/3626772.3657837] | [SIGIR 2024|https://doi.org/10.1145/3626772.3657866] ]
* __graph search algorithms__: search algorithms for large graph data, e.g., efficient approximation algorithms for Group Steiner Tree problems;\\[[ [WWW 2026|https://doi.org/10.1145/3774904.3792210] | [WWW 2024|https://doi.org/10.1145/3589334.3645325] | [WWW 2023|https://doi.org/10.1145/3543507.3583257] | [WWW 2023|https://doi.org/10.1145/3543507.3583429] ]
* __LLM inference__: optimization of LLM inference for specific tasks and solving complex problems in critical domains;\\[[ ICLR 2026 | [KAIS 2025|https://doi.org/10.1007/s10115-024-02216-1] | [NeurIPS 2024|http://papers.nips.cc/paper_files/paper/2024/hash/3bf80b34f731313b8292f4578e820c90-Abstract-Conference.html] | [ICLR 2024|https://openreview.net/pdf?id=riNuqYiD66] ]
* __knowledge-based RAG__: retrieval of multi-source heterogeneous knowledge, e.g., knowledge graphs and tables, for enhancing the generation of LLMs.\\[[ [ISWC 2025|https://doi.org/10.1007/978-3-032-09530-5_1] ]
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*[My DBLP page|https://dblp.org/pid/69/1215-1.html]
*[My Google Scholar profile|https://scholar.google.com/citations?user=_ncKAiwAAAAJ]
*[DBLP|https://dblp.org/pid/69/1215-1.html]
*[Google Scholar|https://scholar.google.com/citations?user=_ncKAiwAAAAJ]
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*CCKS 2021 Best Reviewer Award
*CIKM 2021 Best Reviewer Award
*ISWC 2023 Best Research Paper Nominee
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*SWC 2010 Open Track Runner-up
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*Poster, Demo & Lightning Talk co-chair of ISWC 2025
*Publicity co-chair of CCF BigData 2025
*In-Use Track co-chair of ISWC 2024
*Proceedings & Metadata co-chair of ISWC 2023
*Publicity co-chair of CCF BigData 2023
*PC co-chair of CCKS 2023
*Top Conference Review chair of CCKS 2020
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*Top Conference Review co-chair of CCKS 2017
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*Top conference review (co-)chair of CCKS 2017, 2020
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*ISWC 2022
*CIKM 2020-2022
*ISWC 2022-2025
*CIKM 2020-2025
*ESWC 2023, 2025-2026
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!PC member of
*WWW 2017-2022
*AAAI 2021-2022
*IJCAI 2022
*ACL 2023
*ARR 2025
*AAAI 2026
!PC member or reviewer of
*WWW 2017-2026
*SIGIR 2023-2026
*WSDM 2025-2026
*ECIR 2026
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*ESWC 2013-2014, 2017, 2019-2021
*ESWC 2013-2014, 2017, 2019-2022, 2024
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*COLING 2022
*COLING 2022-2025
*AAAI 2021-2025
*IJCAI 2022, 2025
*NeurIPS 2025
*ICLR 2025-2026
!Associate editor of
*[Transactions on Graph Data and Knowledge|https://tgdk.org/]
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*JoWS SI on Knowledge Graphs and Information Retrieval
*NLPR SI on Information Extraction and NLP
!!Hobbies
*[Traveling|https://mapsengine.google.com/map/edit?mid=zhNYIVHdeTCM.kUtDkqu0baRc]
*Photography
*Basketball
*[Journal of Web Semantics (Special Issue on Knowledge Graphs and Information Retrieval)|https://www.sciencedirect.com/journal/journal-of-web-semantics/special-issue/10DWQV75Z4T]
!Distinguished reviewer of
*[ACM Transactions on the Web|https://dl.acm.org/journal/tweb]
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