Browsing Academic by Author "Nakov, Preslav"
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Overview of the CLEF-2021 CheckThat! Lab Task 1 on check-worthiness estimation in tweets and political debates
Shaar, Shaden; Hasanain, Maram; Hamdan, Bayan; Ali, Zien Sheikh; Haouari, Fatima; Nikolov, Alex; Kutlu, Mucahid; Kartal, Yavuz Selim; Alam, Firoj; da San Martino, Giovanni; Barrón-Cedeño, Alberto; Míguez, Rubén; Beltrán, Javier; Elsayed, Tamer; Nakov, Preslav... more authors ... less authors ( CEUR-WS , 2021 , Conference Paper)We present an overview of Task 1 of the fourth edition of the CheckThat! Lab, part of the 2021 Conference and Labs of the Evaluation Forum (CLEF). The task asks to predict which posts in a Twitter stream are worth ... -
Overview of the CLEF–2021 CheckThat! Lab on Detecting Check-Worthy Claims, Previously Fact-Checked Claims, and Fake News
Nakov, Preslav; Da San Martino, Giovanni; Elsayed, Tamer; Barrón-Cedeño, Alberto; Míguez, Rubén; Shaar, Shaden; Alam, Firoj; Haouari, Fatima; Hasanain, Maram; Mansour, Watheq; Hamdan, Bayan; Ali, Zien Sheikh; Babulkov, Nikolay; Nikolov, Alex; Shahi, Gautam Kishore; Struß, Julia Maria; Mandl, Thomas; Kutlu, Mucahid; Kartal, Yavuz Selim... more authors ... less authors ( Springer Science and Business Media Deutschland GmbH , 2021 , Conference Paper)We describe the fourth edition of the CheckThat! Lab, part of the 2021 Conference and Labs of the Evaluation Forum (CLEF). The lab evaluates technology supporting tasks related to factuality, and covers Arabic, Bulgarian, ... -
Overview of the CLEF–2023 CheckThat! Lab on Checkworthiness, Subjectivity, Political Bias, Factuality, and Authority of News Articles and Their Source
Barrón-Cedeño, Alberto; Alam, Firoj; Galassi, Andrea; Da San Martino, Giovanni; Nakov, Preslav; Elsayed, Tamer; Azizov, Dilshod; Caselli, Tommaso; Cheema, Gullal S.; Haouari, Fatima; Hasanain, Maram; Kutlu, Mucahid; Li, Chengkai; Ruggeri, Federico; Struß, Julia Maria; Zaghouani, Wajdi... more authors ... less authors ( Springer Science and Business Media Deutschland GmbH , 2023 , Conference Paper)We describe the sixth edition of the CheckThat! lab, part of the 2023 Conference and Labs of the Evaluation Forum (CLEF). The five previous editions of CheckThat! focused on the main tasks of the information verification ...