[{Image src='gcheng.jpeg' height='200px'}]

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*__Email__: gcheng (AT) nju.edu.cn
*__Office__: Room 309, Building of Computer Science Technology, Nanjing University Xianlin Campus, 163 Xianlin Avenue, 210023 Nanjing, China
*__Phone__: +86-25-89680923
*__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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[中文|程龚]

Gong Cheng is a professor at the Department of Computer Science and Technology, Nanjing University. His research interests include __knowledge graph__, __data retrieval__, and __neuro-symbolic reasoning__ with applications to knowledge computing platforms, open data portals, question answering systems, etc. 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 six best paper awards. He was a Posters & Demos co-chair of ISWC 2019.

At present, his research is focused on
* __open data portal__: a better open data portal, featuring data fusion, retrieval, ranking, summarization, recommendation, etc.; [[ [TKDE 2023|https://doi.org/10.1109/TKDE.2021.3095309], [SIGIR 2022|https://doi.org/10.1145/3477495.3531729], [ISWC 2021|https://doi.org/10.1007/978-3-030-88361-4_1] ]
* __knowledge graph search__: search algorithms for large knowledge graphs, e.g., efficient approximation algorithms for Steiner Tree problems; [[ [WWW 2023|https://doi.org/10.1145/3543507.3583257], [WWW 2021|https://doi.org/10.1145/3442381.3449900], [WWW 2020|https://doi.org/10.1145/3366423.3380110] ]
* __complex question answering__: neuro-symbolic methods for question answering with applications to complex tasks such as problem solving. [[ [AAAI 2023|https://doi.org/10.48550/arXiv.2211.12668], [ACL 2022|https://doi.org/10.18653/v1/2022.acl-long.494], [AAAI 2021|https://ojs.aaai.org/index.php/AAAI/article/view/17570]]

!!Publications
*[My DBLP page|https://dblp.org/pid/69/1215-1.html]
*[My Google Scholar profile|https://scholar.google.com/citations?user=_ncKAiwAAAAJ]

!!Awards
*CIKM 2021 Best Reviewer Award
*ISWC 2021 Best Resource Paper Nominee
*ESWC 2020 Best Research Paper Award
*ESWC 2020 Best Resource Paper Nominee
*COLING 2018 Area Chair Favorites
*ISWC 2014 Best Research Paper Nominee
*ISWC 2011 Best Research Paper Nominee

!!Services
!Chairing
*Posters & Demos co-chair of ISWC 2019
*Proceedings & Metadata co-chair of ISWC 2023
*Tutorial co-chair of JIST 2016
*PC co-chair of CCKS 2023
*Top conference review (co-)chair of CCKS 2017, 2020
*Publicity co-chair of CCF BigData 2023
*Co-organizer of EYRE 2018-2020
*Co-organizer of SumPre 2015-2016
!Area chair or senior PC member of
*ISWC 2022-2023
*ESWC 2023
*ACL 2023
*CIKM 2020-2022
*IJCKG 2021
*CCKS 2016, 2018, 2020
!PC member of
*WWW 2017-2023
*ISWC 2013-2021
*ESWC 2013-2014, 2017, 2019-2022
*SIGIR 2023
*AAAI 2021-2023
*IJCAI 2022
*EMNLP 2022
*COLING 2022
*DASFAA 2023
!Associate editor of
*[Transactions on Graph Data and Knowledge|https://tgdk.org/]
!Guest editor of
*Journal of Web Semantics (Special Issue on Knowledge Graphs and Information Retrieval)
!Distinguished reviewer of
*[ACM Transactions on the Web|https://dl.acm.org/journal/tweb]