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Related papers: Two-Stage Classifier for COVID-19 Misinformation D…

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Amidst COVID-19 misinformation spreading, social media platforms like Facebook and Twitter rolled out design interventions, including banners linking to authoritative resources and more specific "false information" labels. In late March…

Computers and Society · Computer Science 2020-12-22 Christine Geeng , Tiona Francisco , Jevin West , Franziska Roesner

Social media has seen a worrying rise in hate speech in recent times. Branching to several distinct categories of cyberbullying, gender discrimination, or racism, the combined label for such derogatory content can be classified as toxic…

Computation and Language · Computer Science 2022-01-11 Sourav Das , Prasanta Mandal , Sanjay Chatterji

The widespread usage of social networks during mass convergence events, such as health emergencies and disease outbreaks, provides instant access to citizen-generated data that carry rich information about public opinions, sentiments,…

Social and Information Networks · Computer Science 2023-06-05 Muhammad Imran , Umair Qazi , Ferda Ofli

This study evaluates the effectiveness of machine learning (ML) and deep learning (DL) models in detecting COVID-19-related misinformation on online social networks (OSNs), aiming to develop more effective tools for countering the spread of…

Information Retrieval · Computer Science 2024-10-10 Mkululi Sikosana , Oluwaseun Ajao , Sean Maudsley-Barton

Detecting misinformation threads is crucial to guarantee a healthy environment on social media. We address the problem using the data set created during the COVID-19 pandemic. It contains cascades of tweets discussing information weakly…

Computation and Language · Computer Science 2023-04-07 Tommaso Fornaciari , Luca Luceri , Emilio Ferrara , Dirk Hovy

This paper demonstrates a two-stage method for deriving insights from social media data relating to disinformation by applying a combination of geospatial classification and embedding-based language modelling across multiple languages. In…

Computation and Language · Computer Science 2021-08-09 David Tuxworth , Dimosthenis Antypas , Luis Espinosa-Anke , Jose Camacho-Collados , Alun Preece , David Rogers

Both politics and pandemics have recently provided ample motivation for the development of machine learning-enabled disinformation (a.k.a. fake news) detection algorithms. Existing literature has focused primarily on the fully-automated…

Computation and Language · Computer Science 2021-11-10 Alexander Michael Daniel

The automatic identification of propaganda has gained significance in recent years due to technological and social changes in the way news is generated and consumed. That this task can be addressed effectively using BERT, a powerful new…

Computation and Language · Computer Science 2020-03-27 Harish Tayyar Madabushi , Elena Kochkina , Michael Castelle

Detecting out-of-context media, such as "mis-captioned" images on Twitter, is a relevant problem, especially in domains of high public significance. In this work we aim to develop defenses against such misinformation for the topics of…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Giscard Biamby , Grace Luo , Trevor Darrell , Anna Rohrbach

We describe our system for WNUT-2020 shared task on the identification of informative COVID-19 English tweets. Our system is an ensemble of various machine learning methods, leveraging both traditional feature-based classifiers as well as…

Computation and Language · Computer Science 2020-09-09 Abhilasha Sancheti , Kushal Chawla , Gaurav Verma

As the COVID-19 pandemic sweeps across the world, it has been accompanied by a tsunami of fake news and misinformation on social media. At the time when reliable information is vital for public health and safety, COVID-19 related fake news…

Computation and Language · Computer Science 2021-04-14 William Scott Paka , Rachit Bansal , Abhay Kaushik , Shubhashis Sengupta , Tanmoy Chakraborty

In early January 2020, after China reported the first cases of the new coronavirus (SARS-CoV-2) in the city of Wuhan, unreliable and not fully accurate information has started spreading faster than the virus itself. Alongside this pandemic,…

Machine Learning · Computer Science 2021-06-08 V. Mazzeo , A. Rapisarda , G. Giuffrida

The rise of manipulating fake news as a political weapon has become a global concern and highlighted the incapability of manually fact checking against rapidly produced fake news. Thus, statistical approaches are required if we are to…

Computation and Language · Computer Science 2021-07-15 Guojun Wu

Polarization is defined as divisive opinions held by two or more groups on substantive issues. As the world's third-largest democracy, Indonesia faces growing concerns about the interplay between political polarization and online toxicity,…

Computation and Language · Computer Science 2025-03-04 Lucky Susanto , Musa Wijanarko , Prasetia Pratama , Zilu Tang , Fariz Akyas , Traci Hong , Ika Idris , Alham Aji , Derry Wijaya

The outbreak of COVID-19 has led to a global surge of Sinophobia partly because of the spread of misinformation, disinformation, and fake news on China. In this paper, we report on the creation of a novel classifier that detects whether…

Computers and Society · Computer Science 2023-04-10 Yongjun Zhang , Sijia Liu , Yi Wang , Xinguang Fan

COVID-19 has been devastating the world since the end of 2019 and has continued to play a significant role in major national and worldwide events, and consequently, the news. In its wake, it has left no life unaffected. Having earned the…

Social and Information Networks · Computer Science 2021-04-23 Shayan Fazeli , Davina Zamanzadeh , Anaelia Ovalle , Thu Nguyen , Gilbert Gee , Majid Sarrafzadeh

Developing a system to detect online offensive language is very important to the health and the security of online users. Studies have shown that cyberhate, online harassment and other misuses of technology are on the rise, particularly…

Computation and Language · Computer Science 2021-02-12 Fatemah Husain , Ozlem Uzuner

The pervasive influence of misinformation has far-reaching and detrimental effects on both individuals and society. The COVID-19 pandemic has witnessed an alarming surge in the dissemination of medical misinformation. However, existing…

Social and Information Networks · Computer Science 2023-06-16 Yanshen Sun , Jianfeng He , Shuo Lei , Limeng Cui , Chang-Tien Lu

This paper describes the BERT-based models proposed for two subtasks in SemEval-2020 Task 11: Detection of Propaganda Techniques in News Articles. We first build the model for Span Identification (SI) based on SpanBERT, and facilitate the…

Computation and Language · Computer Science 2020-08-25 Jinfen Li , Lu Xiao

Although the Indonesian language is spoken by almost 200 million people and the 10th most spoken language in the world, it is under-represented in NLP research. Previous work on Indonesian has been hampered by a lack of annotated datasets,…

Computation and Language · Computer Science 2020-11-03 Fajri Koto , Afshin Rahimi , Jey Han Lau , Timothy Baldwin