Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 243 for “"Misinformation"”.
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ONLINE MISINFORMATION AND FACT-CHECKING
… have emerged as a promising means of detecting misinformation on social media. Because fact-checking often requires the evaluation of controversial or politicized social media posts, anonymity has been suggested as essential to persuade users to voluntarily fact-check news. This paper reports …
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Misinformation Alters Personality Assessment Scores
<p>Misinformation has become a common topic in everyday life, typically referring to inaccurate information within news stories or on social media. This research focuses on a different type of misinformation, how misinformation impacts an individual's personal information such as personality …
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Misinformation Identification Using Natural Language Processing
… harm caused by false information. Identifying misinformation is crucial to maintain a countrys political, social, financial stability and democracy. In this thesis, we study the problem of misinformation identification using natural language processing (NLP). Given a claim, our approach …
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Belief Echoes: The Persistent Effects of Corrected Misinformation
The omnipresence of political misinformation in the today's media environment raises serious concerns about citizens' ability make fully informed decisions. In response to these concerns, the last few years have seen a renewed commitment to journalistic and institutional fact-checking. The …
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Essays on Understanding and Combating Misinformation at Scale
… of crowdsourcing as a potential solution to the misinformation problem at scale. Perhaps the most prominent approach to combating misinformation is the use of professional fact-checkers. This approach, however, is not scalable: Professional fact-checkers cannot possibly keep up with the volume of …
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Robust and Efficient Deep Learning for Misinformation Prevention
… new threats by possibly creating or promoting misinformation, either intentionally or deliberately by malicious users. In this thesis, we present novel methods to fight the proliferation of misinformation online. We focus on the task of automated fact verification where the veracity of a given …
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Understanding Social Media: Misinformation, Attention, and Digital Advertising
… social media has become a breeding ground for misinformation, but the reasons misinformation spreads are still imperfectly understood. First, I discuss the role of social media in the propagation of misinformation, how latent platform algorithms may exacerbate its influence, and analyze various …
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Misinformation, Persuasion, and News Media on Social Networks
… news. However, the recent proliferation of misinformation has affected people’s perception of the veracity of online information and, in turn, their social behavior. In this environment of real and false information, this dissertation studies two aspects of user behavior through the lens of …
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Countering Medical Misinformation on Twitter: Readying Clinicians and Scientists
… scientists are using Twitter to counter medical misinformation. Medical misinformation also referred to as fake news, reached an unprecedented level of sharing on social media between 2020 and 2022 due to COVID-19, the global pandemic. Many public health authorities partly blamed misinformation …
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Exploring Misinformation Campaigns And How To Defend Against Them
<p>Misinformation campaigns can have very real and lasting effects. Misinformation has been known to impact elections, create vaccine hesitancy, and increase polarization within societies. This paper reviewed existing literature regarding misinformation research, collected information from research …
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Misinformation effects caused by retroactive brand replacement in photographs
By using a modified version of the misinformation paradigm, this thesis examined a new and ecologically realistic domain for the investigation of false memories: Brands retroactively replaced in photographs. The main research questions addressed in this work was whether retroactively replaced …
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The Use of Recollection Rejection in the Misinformation Paradigm
… in rejecting false suggestions using the misinformation paradigm. The use of model-based measurement of recollection rejection was extended to the misinformation paradigm. I manipulated two factors, delay and feedback, that are known to influence the use of recollection rejection. …
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Cross-document misinformation detection based on event graph reasoning
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-09-01 without embargo terms
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COVID-19 misinformation on Twitter: the role of deceptive support
… reliable support (or lack thereof) before misinformation spreads. Our research reveals that 14.5% of the Tweets are not factual and therefore not worth checking. An effective filter like this is especially useful when looking at a platform such as Twitter, where hundreds of thousands of …
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Using chatbots to correct COVID-19 misinformation: a controlled experiment
This Thesis was approved for publication on 2022-07-22 at 09:44.
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Understanding misinformation on Twitter in the context of controversial issues
… these drawbacks: The filter bubble effect, misinformation, and information overload. These factors make gathering accurate and credible information online very challenging, which in turn may affect public trust in online information. These issues are even more challenging when the issue …
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The Social Cognition of Misinformation and Implications for Psychological Interventions
Misinformation poses a significant threat to society, distorting public understanding of critical issues and undermining informed decision-making. From political falsehoods to health-related conspiracies, the pervasive spread of misleading information has far-reaching consequences. While much …
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Adaptive Intuitions in Complex Media Environments Shape Belief in Misinformation
Belief in misinformation has been linked in part to digital media environments promoting reliance on intuition -- which in turn has been shown to increase belief in falsehoods. Here, I propose that this apparently irrational behavior may actually result from ecologically rational adaptations to …
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Leveraging AI to Combat Misinformation by Empowering Crowds and Evaluating Detectors
Online misinformation poses a global risk, leading to threatening real-world implications. To combat misinformation, existing research works either focus on leveraging the expertise of professionals including journalists and fact-checkers to annotate and debunk misinformation, or develop automatic …
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