2022

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Overview of the CLEF-2022 CheckThat! Lab Task 1 on Identifying Relevant Claims in Tweets
Preslav Nakov | Alberto Barrón-Cedeño | Giovanni Da San Martino | Firoj Alam | Rubén Míguez | Tommaso Caselli | Mücahid Kutlu | Wajdi Zaghouani | Chengkai Li | Shaden Shaar | Hamdy Mubarak | Alex Nikolov | Yavuz Selim Kartal
Proceedings of the Working Notes of CLEF 2022 - Conference and Labs of the Evaluation Forum, Bologna, Italy, September 5th - to - 8th, 2022

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Overview of the CLEF-2022 CheckThat! Lab on Fighting the COVID-19 Infodemic and Fake News Detection
Preslav Nakov | Alberto Barrón-Cedeño | Giovanni Da San Martino | Firoj Alam | Julia Maria Struß | Thomas Mandl | Rubén Míguez | Tommaso Caselli | Mücahid Kutlu | Wajdi Zaghouani | Chengkai Li | Shaden Shaar | Gautam Kishore Shahi | Hamdy Mubarak | Alex Nikolov | Nikolay Babulkov | Yavuz Selim Kartal | Michael Wiegand | Melanie Siegel | Juliane Köhler
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 13th International Conference of the CLEF Association, CLEF 2022, Bologna, Italy, September 5-8, 2022, Proceedings

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The CLEF-2022 CheckThat! Lab on Fighting the COVID-19 Infodemic and Fake News Detection
Preslav Nakov | Alberto Barrón-Cedeño | Giovanni Da San Martino | Firoj Alam | Julia Maria Struß | Thomas Mandl | Rubén Míguez | Tommaso Caselli | Mücahid Kutlu | Wajdi Zaghouani | Chengkai Li | Shaden Shaar | Gautam Kishore Shahi | Hamdy Mubarak | Alex Nikolov | Nikolay Babulkov | Yavuz Selim Kartal | Javier Beltrán
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part II

2018

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Human Interaction with Graphs: A Visual Querying Perspective
Sourav S. Bhowmick | Byron Choi | Chengkai Li
2018

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Re-evaluating Embedding-Based Knowledge Graph Completion Methods
Farahnaz Akrami | Lingbing Guo | Wei Hu | Chengkai Li
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018

2015

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Detecting Check-worthy Factual Claims in Presidential Debates
Naeemul Hassan | Chengkai Li | Mark Tremayne
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015

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Crowdsourcing Pareto-Optimal Object Finding By Pairwise Comparisons
Abolfazl Asudeh | Gensheng Zhang | Naeemul Hassan | Chengkai Li | Gergely V. Záruba
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015

2014

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Anything You Can Do, I Can Do Better: Finding Expert Teams by CrewScout
Naeemul Hassan | Huadong Feng | Ramesh Venkataraman | Gautam Das | Chengkai Li | Nan Zhang
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014

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Discovering and learning sensational episodes of news events
Xiang Ao | Ping Luo | Chengkai Li | Fuzhen Zhuang | Qing He | Zhongzhi Shi
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume

2013

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Wiki3C: exploiting wikipedia for context-aware concept categorization
Peng Jiang | Huiman Hou | Lijiang Chen | Shimin Chen | Conglei Yao | Chengkai Li | Min Wang
Sixth ACM International Conference on Web Search and Data Mining, WSDM 2013, Rome, Italy, February 4-8, 2013

2012

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Entity-Relationship Queries over Wikipedia
Xiaonan Li | Chengkai Li | Cong Yu
2012 Volume 3 Issue 4

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Infobox suggestion for Wikipedia entities
Afroza Sultana | Quazi Mainul Hasan | Ashis Kumer Biswas | Soumyava Das | Habibur Rahman | Chris H. Q. Ding | Chengkai Li
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

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On skyline groups
Chengkai Li | Nan Zhang | Naeemul Hassan | Sundaresan Rajasekaran | Gautam Das
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

2010

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Entity-relationship queries over wikipedia
Xiaonan Li | Chengkai Li | Cong Yu
Proceedings of the 2nd International Workshop on Search and Mining User-Generated Contents, SMUC@CIKM 2010, Toronto, ON, Canada, October 30, 2010

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Facetedpedia: enabling query-dependent faceted search for wikipedia
Ning Yan | Chengkai Li | Senjuti Basu Roy | Rakesh Ramegowda | Gautam Das
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

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EntityEngine: answering entity-relationship queries using shallow semantics
Xiaonan Li | Chengkai Li | Cong Yu
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

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Facetedpedia: dynamic generation of query-dependent faceted interfaces for wikipedia
Chengkai Li | Ning Yan | Senjuti Basu Roy | Lekhendro Lisham | Gautam Das
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010