• ArCov-19: The First Arabic COVID-19 Twitter Database with Propagation Networks 

      Haouari, Fatima; Hasanain, Maram; Suwaileh, Reem; Elsayed, Tamer ( Cornel University , 2020 , Article  &   Video)
      In this paper, we present ArCOV-19, an Arabic COVID-19 Twitter dataset that covers the period from 27th of January till 31st of March 2020. ArCOV-19 is the first publicly-available Arabic Twitter dataset covering COVID-19 ...
    • ArTest: The First Test Collection for Arabic Web Search with Relevance Rationales 

      Hasanain, Maram; Barkallah, Yassmine; Suwaileh, Reem; Kutlu, Mucahid; Elsayed, Tamer ( Association for Computing Machinery, Inc , 2020 , Conference Paper)
      The scarcity of Arabic test collections has long hindered information retrieval (IR) research over the Arabic Web. In this work, we present ArTest, the first large-scale test collection designed for the evaluation of ad-hoc ...
    • 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; ... more 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, ...
    • Tahaqqaq: A Real-Time System for Assisting Twitter Users in Arabic Claim Verification 

      Ali, Zien Sheikh; Mansour, Watheq; Haouari, Fatima; Hasanain, Maram; Elsayed, Tamer; ... more authors ( Association for Computing Machinery, Inc , 2023 , Conference Paper)
      Over the past years, notable progress has been made towards fighting misinformation spread over social media, encouraging the development of many fact-checking systems. However, systems that operate over Arabic content are ...