2023

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The CLEF-2023 CheckThat! Lab: Checkworthiness, Subjectivity, Political Bias, Factuality, and Authority
Alberto Barrón-Cedeño | Firoj Alam | Tommaso Caselli | Giovanni Da San Martino | Tamer Elsayed | Andrea Galassi | Fatima Haouari | Federico Ruggeri | Julia Maria Struß | Rabindra Nath Nandi | Gullal S. Cheema | Dilshod Azizov | Preslav Nakov
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part III

2022

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Fact-Checking, Fake News, Propaganda, Media Bias, and the COVID-19 Infodemic
Preslav Nakov | Giovanni Da San Martino | Firoj Alam
WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21 - 25, 2022

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Z-Index at CheckThat! Lab 2022: Check-Worthiness Identification on Tweet Text
Prerona Tarannum | Md. Arid Hasan | Firoj Alam | Sheak Rashed Haider Noori
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 Task 2 on Detecting Previously Fact-Checked Claims
Preslav Nakov | Giovanni Da San Martino | Firoj Alam | Shaden Shaar | Hamdy Mubarak | Nikolay Babulkov
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 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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Accepted Tutorials at The Web Conference 2022
Riccardo Tommasini | Senjuti Basu Roy | Xuan Wang | Hongwei Wang | Heng Ji | Jiawei Han | Preslav Nakov | Giovanni Da San Martino | Firoj Alam | Markus Schedl | Elisabeth Lex | Akash Bharadwaj | Graham Cormode | Milan Dojchinovski | Jan Forberg | Johannes Frey | Pieter Bonte | Marco Balduini | Matteo Belcao | Emanuele Della Valle | Junliang Yu | Hongzhi Yin | Tong Chen | Haochen Liu | Yiqi Wang | Wenqi Fan | Xiaorui Liu | Jamell Dacon | Lingjuan Lye | Jiliang Tang | Aristides Gionis | Stefan Neumann | Bruno Ordozgoiti | Simon Razniewski | Hiba Arnaout | Shrestha Ghosh | Fabian M. Suchanek | Lingfei Wu | Yu Chen | Yunyao Li | Bang Liu | Filip Ilievski | Daniel Garijo | Hans Chalupsky | Pedro A. Szekely | Ilias Kanellos | Dimitris Sacharidis | Thanasis Vergoulis | Nurendra Choudhary | Nikhil Rao | Karthik Subbian | Srinivasan H. Sengamedu | Chandan K. Reddy | Friedhelm Victor | Bernhard Haslhofer | George Katsogiannis-Meimarakis | Georgia Koutrika | Shengmin Jin | Danai Koutra | Reza Zafarani | Yulia Tsvetkov | Vidhisha Balachandran | Sachin Kumar | Xiangyu Zhao | Bo Chen | Huifeng Guo | Yejing Wang | Ruiming Tang | Yang Zhang | Wenjie Wang | Peng Wu | Fuli Feng | Xiangnan He
Companion of The Web Conference 2022, Virtual Event / Lyon, France, April 25 - 29, 2022

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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

2021

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Overview of the CLEF-2021 CheckThat! Lab on Detecting Check-Worthy Claims, Previously Fact-Checked Claims, and Fake News
Preslav Nakov | Giovanni Da San Martino | Tamer Elsayed | Alberto Barrón-Cedeño | Rubén Míguez | Shaden Shaar | Firoj Alam | Fatima Haouari | Maram Hasanain | Watheq Mansour | Bayan Hamdan | Zien Sheikh Ali | Nikolay Babulkov | Alex Nikolov | Gautam Kishore Shahi | Julia Maria Struß | Thomas Mandl | Mücahid Kutlu | Yavuz Selim Kartal
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 12th International Conference of the CLEF Association, CLEF 2021, Virtual Event, September 21-24, 2021, Proceedings

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Overview of the CLEF-2021 CheckThat! Lab Task 2 on Detecting Previously Fact-Checked Claims in Tweets and Political Debates
Shaden Shaar | Fatima Haouari | Watheq Mansour | Maram Hasanain | Nikolay Babulkov | Firoj Alam | Giovanni Da San Martino | Tamer Elsayed | Preslav Nakov
Proceedings of the Working Notes of CLEF 2021 - Conference and Labs of the Evaluation Forum, Bucharest, Romania, September 21st - to - 24th, 2021

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Overview of the CLEF-2021 CheckThat! Lab Task 1 on Check-Worthiness Estimation in Tweets and Political Debates
Shaden Shaar | Maram Hasanain | Bayan Hamdan | Zien Sheikh Ali | Fatima Haouari | Alex Nikolov | Mücahid Kutlu | Yavuz Selim Kartal | Firoj Alam | Giovanni Da San Martino | Alberto Barrón-Cedeño | Rubén Míguez | Javier Beltrán | Tamer Elsayed | Preslav Nakov
Proceedings of the Working Notes of CLEF 2021 - Conference and Labs of the Evaluation Forum, Bucharest, Romania, September 21st - to - 24th, 2021

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The CLEF-2021 CheckThat! Lab on Detecting Check-Worthy Claims, Previously Fact-Checked Claims, and Fake News
Preslav Nakov | Giovanni Da San Martino | Tamer Elsayed | Alberto Barrón-Cedeño | Rubén Míguez | Shaden Shaar | Firoj Alam | Fatima Haouari | Maram Hasanain | Nikolay Babulkov | Alex Nikolov | Gautam Kishore Shahi | Julia Maria Struß | Thomas Mandl
Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Virtual Event, March 28 - April 1, 2021, Proceedings, Part II

2020

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Overview of CheckThat! 2020 English: Automatic Identification and Verification of Claims in Social Media
Shaden Shaar | Alex Nikolov | Nikolay Babulkov | Firoj Alam | Alberto Barrón-Cedeño | Tamer Elsayed | Maram Hasanain | Reem Suwaileh | Fatima Haouari | Giovanni Da San Martino | Preslav Nakov
Working Notes of CLEF 2020 - Conference and Labs of the Evaluation Forum, Thessaloniki, Greece, September 22-25, 2020

2016

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In the mood for sharing contents: Emotions, personality and interaction styles in the diffusion of news
Fabio Celli | Arindam Ghosh | Firoj Alam | Giuseppe Riccardi
2016 Volume 52 Issue 1