Chengkai Li

According to our database, Chengkai Li authored at least 92 papers between 1999 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

On Detecting Cherry-picking in News Coverage Using Large Language Models.

Israa Jaradat, Haiqi Zhang, Chengkai Li

CoRR, 2024

Wildfire: A Twitter Social Sensing Platform for Layperson.

Zeyu Zhang, Zhengyuan Zhu, Haiqi Zhang, Foram Patel, Josue Caraballo, Patrick Hennecke, Chengkai Li

Proceedings of the 17th ACM International Conference on Web Search and Data Mining, 2024

Overview of the CLEF-2024 CheckThat! Lab Task 1 on Check-Worthiness Estimation of Multigenre Content.

Maram Hasanain, Reem Suwaileh, Sanne Weering, Chengkai Li, Tommaso Caselli, Wajdi Zaghouani, Alberto Barrón-Cedeño, Preslav Nakov, Firoj Alam

Proceedings of the Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2024), 2024

Overview of the CLEF-2024 CheckThat! Lab: Check-Worthiness, Subjectivity, Persuasion, Roles, Authorities, and Adversarial Robustness.

Alberto Barrón-Cedeño, Firoj Alam, Julia Maria Struß, Preslav Nakov, Tanmoy Chakraborty, Tamer Elsayed, Piotr Przybyla, Tommaso Caselli, Giovanni Da San Martino, Fatima Haouari, Maram Hasanain, Chengkai Li, Jakub Piskorski, Federico Ruggeri, Xingyi Song, Reem Suwaileh

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2024

Robust Frame-Semantic Models with Lexical Unit Trees and Negative Samples.

Jacob Daniel Devasier, Yogesh Gurjar, Chengkai Li

Proceedings of the 62nd Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), 2024

2023

Eliciting Joint Truthful Answers and Profiles From Strategic Workers in Mobile Crowdsourcing Systems.

Mingyan Xiao, Wenqiang Jin, Chengkai Li, Ming Li

IEEE Trans. Mob. Comput., August, 2023

Comprehensive Analysis of Freebase and Dataset Creation for Robust Evaluation of Knowledge Graph Link Prediction Models.

Nasim Shirvani-Mahdavi, Farahnaz Akrami, Mohammed Samiul Saeef, Xiao Shi, Chengkai Li

Proceedings of the Semantic Web - ISWC 2023, 2023

Hallucination Mitigation in Natural Language Generation from Large-Scale Open-Domain Knowledge Graphs.

Xiao Shi, Zhengyuan Zhu, Zeyu Zhang, Chengkai Li

Proceedings of the 2023 Conference on Empirical Methods in Natural Language Processing, 2023

Overview of the CLEF-2023 CheckThat! Lab on Checkworthiness, Subjectivity, Political Bias, Factuality, and Authority of News Articles and Their Source.

Alberto Barrón-Cedeño, Firoj Alam, Andrea Galassi, Giovanni Da San Martino, Preslav Nakov, Tamer Elsayed, Dilshod Azizov, Tommaso Caselli, Gullal S. Cheema, Fatima Haouari, Maram Hasanain, Mücahid Kutlu, Chengkai Li, Federico Ruggeri, Julia Maria Struß, Wajdi Zaghouani

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2023

Overview of the CLEF-2023 CheckThat! Lab Task 1 on Check-Worthiness in Multimodal and Multigenre Content.

Firoj Alam, Alberto Barrón-Cedeño, Gullal S. Cheema, Gautam Kishore Shahi, Sherzod Hakimov, Maram Hasanain, Chengkai Li, Rubén Míguez, Hamdy Mubarak, Wajdi Zaghouani, Preslav Nakov

Proceedings of the Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2023), 2023

2022

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

Proceedings of the Advances in Information Retrieval, 2022

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

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2022

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, 2022

2021

Letter from the Special Issue Editor.

Chengkai Li, Jun Yang

IEEE Data Eng. Bull., 2021

A Dashboard for Mitigating the COVID-19 Misinfodemic.

Zhengyuan Zhu, Kevin Meng, Josue Caraballo, Israa Jaradat, Xiao Shi, Zeyu Zhang, Farahnaz Akrami, Haojin Liao, Fatma Arslan, Damian Jimenez, Mohammed Samiul Saeef, Paras Pathak, Chengkai Li

Proceedings of the 16th Conference of the European Chapter of the Association for Computational Linguistics: System Demonstrations, 2021

2020

Relaxing relationship queries on graph data.

Shuxin Li, Gong Cheng, Chengkai Li

J. Web Semant., 2020

A Benchmarking Study of Embedding-based Entity Alignment for Knowledge Graphs.

Zequn Sun, Qingheng Zhang, Wei Hu, Chengming Wang, Muhao Chen, Farahnaz Akrami, Chengkai Li

Proc. VLDB Endow., 2020

Corrigendum to "Discovering and learning sensational episodes of news events" [Inf. Syst. 78 (2018) 68-80].

Xiang Ao, Ping Luo, Chengkai Li, Fuzhen Zhuang, Qing He

Inf. Syst., 2020

Gradient-Based Adversarial Training on Transformer Networks for Detecting Check-Worthy Factual Claims.

Kevin Meng, Damian Jimenez, Fatma Arslan, Jacob Daniel Devasier, Daniel Obembe, Chengkai Li

CoRR, 2020

Realistic Re-evaluation of Knowledge Graph Completion Methods: An Experimental Study.

Farahnaz Akrami, Mohammed Samiul Saeef, Qingheng Zhang, Wei Hu, Chengkai Li

Proceedings of the 2020 International Conference on Management of Data, 2020

Generating Compact and Relaxable Answers to Keyword Queries over Knowledge Graphs.

Gong Cheng, Shuxin Li, Ke Zhang, Chengkai Li

Proceedings of the Semantic Web - ISWC 2020, 2020

Modeling Factual Claims with Semantic Frames.

Fatma Arslan, Josue Caraballo, Damian Jimenez, Chengkai Li

Proceedings of The 12th Language Resources and Evaluation Conference, 2020

A Benchmark Dataset of Check-Worthy Factual Claims.

Fatma Arslan, Naeemul Hassan, Chengkai Li, Mark Tremayne

Proceedings of the Fourteenth International AAAI Conference on Web and Social Media, 2020

2019

Introduction to the Special Issue on Combating Digital Misinformation and Disinformation.

Naeemul Hassan, Chengkai Li, Jun Yang, Cong Yu

ACM J. Data Inf. Qual., 2019

Corrigendum to "Discovering and learning sensational episodes of news events" [Information Systems 78 (2018) 68-80].

Xiang Ao, Ping Luo, Chengkai Li, Fuzhen Zhuang, Qing He

Inf. Syst., 2019

ClaimPortal: Integrated Monitoring, Searching, Checking, and Analytics of Factual Claims on Twitter.

Sarthak Majithia, Fatma Arslan, Sumeet Lubal, Damian Jimenez, Priyank Arora, Josue Caraballo, Chengkai Li

Proceedings of the 57th Conference of the Association for Computational Linguistics, 2019

2018

Human Interaction with Graphs: A Visual Querying Perspective

Sourav S. Bhowmick, Byron Choi, Chengkai Li

Synthesis Lectures on Data Management, Morgan & Claypool Publishers, ISBN: 978-3-031-01861-9, 2018

XML Parsing, SAX/DOM.

Chengkai Li

Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018

Maverick: A System for Discovering Exceptional Facts from Knowledge Graphs.

Gensheng Zhang, Chengkai Li

Proc. VLDB Endow., 2018

Discovering and learning sensational episodes of news events.

Xiang Ao, Ping Luo, Chengkai Li, Fuzhen Zhuang, Qing He

Inf. Syst., 2018

Query Perturbation Analysis: An Adventure of Database Researchers in Fact-Checking.

Jun Yang, Pankaj K. Agarwal, Sudeepa Roy, Brett Walenz, You Wu, Cong Yu, Chengkai Li

IEEE Data Eng. Bull., 2018

Maverick: Discovering Exceptional Facts from Knowledge Graphs.

Gensheng Zhang, Damian Jimenez, Chengkai Li

Proceedings of the 2018 International Conference on Management of Data, 2018

An Empirical Study on Identifying Sentences with Salient Factual Statements.

Damian Jimenez, Chengkai Li

Proceedings of the 2018 International Joint Conference on Neural Networks, 2018

TableView: A Visual Interface for Generating Preview Tables of Entity Graphs.

Sona Hasani, Ning Yan, Chengkai Li

Proceedings of the 34th IEEE International Conference on Data Engineering, 2018

Continuous Monitoring of Pareto Frontiers on Partially Ordered Attributes for Many Users.

Afroza Sultana, Chengkai Li

Proceedings of the 21st International Conference on Extending Database Technology, 2018

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, 2018

2017

Computational Fact Checking through Query Perturbations.

You Wu, Pankaj K. Agarwal, Chengkai Li, Jun Yang, Cong Yu

ACM Trans. Database Syst., 2017

ClaimBuster: The First-ever End-to-end Fact-checking System.

Naeemul Hassan, Gensheng Zhang, Fatma Arslan, Josue Caraballo, Damian Jimenez, Siddhant Gawsane, Shohedul Hasan, Minumol Joseph, Aaditya Kulkarni, Anil Kumar Nayak, Vikas Sable, Chengkai Li, Mark Tremayne

Proc. VLDB Endow., 2017

Graph Querying Meets HCI: State of the Art and Future Directions.

Sourav S. Bhowmick, Byron Choi, Chengkai Li

Proceedings of the 2017 ACM International Conference on Management of Data, 2017

Cross-Lingual Entity Alignment via Joint Attribute-Preserving Embedding.

Zequn Sun, Wei Hu, Chengkai Li

Proceedings of the Semantic Web - ISWC 2017, 2017

Toward Automated Fact-Checking: Detecting Check-worthy Factual Claims by ClaimBuster.

Naeemul Hassan, Fatma Arslan, Chengkai Li, Mark Tremayne

Proceedings of the 23rd ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Halifax, NS, Canada, August 13, 2017

2016

Orion: Enabling Suggestions in a Visual Query Builder forUltra-Heterogeneous Graphs.

Nandish Jayaram, Rohit Bhoopalam, Chengkai Li, Vassilis Athitsos

CoRR, 2016

Generating Preview Tables for Entity Graphs.

Ning Yan, Sona Hasani, Abolfazl Asudeh, Chengkai Li

Proceedings of the 2016 International Conference on Management of Data, 2016

2015

Querying Knowledge Graphs by Example Entity Tuples.

Nandish Jayaram, Arijit Khan, Chengkai Li, Xifeng Yan, Ramez Elmasri

IEEE Trans. Knowl. Data Eng., 2015

VIIQ: Auto-Suggestion Enabled Visual Interface for Interactive Graph Query Formulation.

Nandish Jayaram, Sidharth Goyal, Chengkai Li

Proc. VLDB Endow., 2015

Online Frequent Episode Mining.

Xiang Ao, Ping Luo, Chengkai Li, Fuzhen Zhuang, Qing He

Proceedings of the 31st IEEE International Conference on Data Engineering, 2015

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, 2015

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, 2015

2014

Set Predicates in SQL: Enabling Set-Level Comparisons for Dynamically Formed Groups.

Chengkai Li, Bin He, Ning Yan, Muhammad Assad Safiullah

IEEE Trans. Knowl. Data Eng., 2014

On Skyline Groups.

Nan Zhang, Chengkai Li, Naeemul Hassan, Sundaresan Rajasekaran, Gautam Das

IEEE Trans. Knowl. Data Eng., 2014

Toward Computational Fact-Checking.

You Wu, Pankaj K. Agarwal, Chengkai Li, Jun Yang, Cong Yu

Proc. VLDB Endow., 2014

Data In, Fact Out: Automated Monitoring of Facts by FactWatcher.

Naeemul Hassan, Afroza Sultana, You Wu, Gensheng Zhang, Chengkai Li, Jun Yang, Cong Yu

Proc. VLDB Endow., 2014

Generating Preview Tables for Entity Graphs.

Ning Yan, Abolfazl Asudeh, Chengkai Li

CoRR, 2014

Discovering and learning sensational episodes of news events.

Xiang Ao, Ping Luo, Chengkai Li, Fuzhen Zhuang, Qing He, Zhongzhi Shi

Proceedings of the 23rd International World Wide Web Conference, 2014

iCheck: computationally combating "lies, d-ned lies, and statistics".

You Wu, Brett Walenz, Peggy Li, Andrew Shim, Emre Sonmez, Pankaj K. Agarwal, Chengkai Li, Jun Yang, Cong Yu

Proceedings of the International Conference on Management of Data, 2014

Towards a Query-by-Example System for Knowledge Graphs.

Nandish Jayaram, Arijit Khan, Chengkai Li, Xifeng Yan, Ramez Elmasri

Proceedings of the Second International Workshop on Graph Data Management Experiences and Systems, 2014

Incremental discovery of prominent situational facts.

Afroza Sultana, Naeemul Hassan, Chengkai Li, Jun Yang, Cong Yu

Proceedings of the IEEE 30th International Conference on Data Engineering, Chicago, 2014

GQBE: Querying knowledge graphs by example entity tuples.

Nandish Jayaram, Mahesh Gupta, Arijit Khan, Chengkai Li, Xifeng Yan, Ramez Elmasri

Proceedings of the IEEE 30th International Conference on Data Engineering, Chicago, 2014

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, 2014

2013

Discovering General Prominent Streaks in Sequence Data.

Gensheng Zhang, Xiao Jiang, Ping Luo, Min Wang, Chengkai Li

ACM Trans. Knowl. Discov. Data, 2013

On contextual ranking queries in databases.

Chengkai Li

Inf. Syst., 2013

Personalized ranking in web databases: establishing and utilizing an appropriate workload.

Aditya Telang, Sharma Chakravarthy, Chengkai Li

Distributed Parallel Databases, 2013

Wiki3C: exploiting wikipedia for context-aware concept categorization.

Peng Jiang, Huiman Hou, Lijiang Chen, Shimin Chen, Conglei Yao, Chengkai Li, Min Wang

Proceedings of the Sixth ACM International Conference on Web Search and Data Mining, 2013

iPLUG: Personalized List Recommendation in Twitter.

Lijiang Chen, Yibing Zhao, Shimin Chen, Hui Fang, Chengkai Li, Min Wang

Proceedings of the Web Information Systems Engineering - WISE 2013, 2013

2012

One Size Does Not Fit All: Toward User- and Query-Dependent Ranking for Web Databases.

Aditya Telang, Chengkai Li, Sharma Chakravarthy

IEEE Trans. Knowl. Data Eng., 2012

Entity-Relationship Queries over Wikipedia.

Xiaonan Li, Chengkai Li, Cong Yu

ACM Trans. Intell. Syst. Technol., 2012

On "one of the few" objects.

You Wu, Pankaj K. Agarwal, Chengkai Li, Jun Yang, Cong Yu

Proceedings of the 18th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2012

Extracting storm-centric characteristics from raw rainfall data for storm analysis and mining.

Kulsawasd Jitkajornwanich, Ramez Elmasri, John McEnery, Chengkai Li

Proceedings of the 1st ACM SIGSPATIAL International Workshop on Analytics for Big Geospatial Data, 2012

An optimization framework for map-reduce queries.

Leonidas Fegaras, Chengkai Li, Upa Gupta

Proceedings of the 15th International Conference on Extending Database Technology, 2012

Infobox suggestion for Wikipedia entities.

Afroza Sultana, Quazi Mainul Hasan, Ashis Kumer Biswas, Soumyava Das, Habibur Rahman, Chris H. Q. Ding, Chengkai Li

Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

2011

XML Query Optimization in Map-Reduce.

Leonidas Fegaras, Chengkai Li, Upa Gupta, Jijo Philip

Proceedings of the 14th International Workshop on the Web and Databases 2011, 2011

New ideas track: testing mapreduce-style programs.

Christoph Csallner, Leonidas Fegaras, Chengkai Li

Proceedings of the SIGSOFT/FSE'11 19th ACM SIGSOFT Symposium on the Foundations of Software Engineering (FSE-19) and ESEC'11: 13th European Software Engineering Conference (ESEC-13), 2011

Formalization of 2-D spatial ontology and OWL/Protégé realization.

Kulsawasd Jitkajornwanich, Ramez Elmasri, Chengkai Li, John McEnery

Proceedings of the International Workshop on Semantic Web Information Management, 2011

Prominent streak discovery in sequence data.

Xiao Jiang, Chengkai Li, Ping Luo, Min Wang, Yong Yu

Proceedings of the 17th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2011

Computational Journalism: A Call to Arms to Database Researchers.

Sarah Cohen, Chengkai Li, Jun Yang, Cong Yu

Proceedings of the Fifth Biennial Conference on Innovative Data Systems Research, 2011

2010

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, 2010

Dynamic symbolic database application testing.

Chengkai Li, Christoph Csallner

Proceedings of the Third International Workshop on Testing Database Systems, 2010

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, 2010

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, 2010

2009

XML Parsing, SAX/DOM.

Chengkai Li

Proceedings of the Encyclopedia of Database Systems, 2009

Query-By-Keywords (QBK): Query Formulation Using Semantics and Feedback.

Aditya Telang, Sharma Chakravarthy, Chengkai Li

Proceedings of the Conceptual Modeling, 2009

2008

Querying for Information Integration: How to go from an Imprecise Intent to a Precise Query?

Aditya Telang, Sharma Chakravarthy, Chengkai Li

Proceedings of the 14th International Conference on Management of Data, 2008

2007

Enabling Data Retrieval: By Ranking and Beyond

Chengkai Li

PhD thesis, 2007

Supporting ranking and clustering as generalized order-by and group-by.

Chengkai Li, Min Wang, Lipyeow Lim, Haixun Wang, Kevin Chen-Chuan Chang

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2007

2006

Supporting ad-hoc ranking aggregates.

Chengkai Li, Kevin Chen-Chuan Chang, Ihab F. Ilyas

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2006

2005

Query Routing: Finding Ways in the Maze of the DeepWeb.

Govind Kabra, Chengkai Li, Kevin Chen-Chuan Chang

Proceedings of the 2005 International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005), 2005

RankSQL: Supporting Ranking Queries in Relational Database Management Systems.

Chengkai Li, Mohamed A. Soliman, Kevin Chen-Chuan Chang, Ihab F. Ilyas

Proceedings of the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30, 2005

RankSQL: Query Algebra and Optimization for Relational Top-k Queries.

Chengkai Li, Kevin Chen-Chuan Chang, Ihab F. Ilyas, Sumin Song

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2005

2004

Structured Databases on the Web: Observations and Implications.

Kevin Chen-Chuan Chang, Bin He, Chengkai Li, Mitesh Patel, Zhen Zhang

SIGMOD Rec., 2004

2003

Composing XSL Transformations with XML Publishing Views.

Chengkai Li, Philip Bohannon, Henry F. Korth, P. P. S. Narayan

Proceedings of the 2003 ACM SIGMOD International Conference on Management of Data, 2003

ROLEX: Relational On-Line Exchange with XML.

Philip Bohannon, Xin Dong, Sumit Ganguly, Henry F. Korth, Chengkai Li, P. P. S. Narayan, Pradeep Shenoy

Proceedings of the 2003 ACM SIGMOD International Conference on Management of Data, 2003

1999

Object Mapping for Layered Cooperative Systems.

Chengkai Li, Bing Mao, Daoxu Chen, Li Xie

Proceedings of the TOOLS 1999: 31st International Conference on Technology of Object-Oriented Languages and Systems, 1999