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An Interaction-driven Approach for Inferring the Polarity of Collaborations in Wikipedia and Political Preferences on Twitter
DownloadSpring 2013
In this thesis we explore interactions of users of two major information sources, namely Wikipedia and Twitter. In particular, we show that revision histories of Wikipedia articles contain interaction patterns which can be used to build collaboration profiles of editors. Such profiles can be...
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Canadians’ Anti-Masking Attitudes on Twitter During the First Wave of the COVID-19 Pandemic
DownloadFall 2022
Several countries recommended universal masking as a preventive health measure to contain the spread of COVID-19 before public health officials in Canada started endorsing public mask wearing. In the first wave of the COVID-19 pandemic in Canada, public use of face masks was controversial. Many...
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Computing Emotion Dynamics from Text and Exploring their use as Biosocial Markers of Overall Well-being
DownloadFall 2023
Language is inherently social -- it is influenced by our lived experiences and environments, and impacts the way in which we communicate with each other. Therefore, it is not a surprise that our health impacts our language. The patterns with which emotion changes over time -- emotion dynamics --...
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Spring 2020
Twitter is one of the most popular social media applications and is used for a number of reasons. Every day, users share a vast amount of information through tweets that provide location-relevant updates, of events happening in real-time, and to inform other users of upcoming events in a given...
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Public Health Applications Using Big Data and Machine Learning Methods: Name- and Location-based Aboriginal Ethnicity Classification and Sentiment Analysis of Breast Cancer Screening in the United States Using Twitter
DownloadFall 2017
Applications using big data and machine learning techniques are transforming how people live in the 21st century, however they are generally underutilized in public health compared to other domains. We proposed and conducted two independent studies to investigate how big data and machine learning...
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The Shoemaker’s Son: A Substantive Theory of Social Media Use for Knowledge Sharing in Academic Libraries
DownloadSpring 2013
In the last decade social media have become integrated in the knowledge sharing practices of libraries. While an entire genre of literature is devoted to the use of social media for promotion (i.e., ‘Library 2.0’), little research has been done on the use of social media for organizational...
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Using Social Media for Health Information: How New Technologies are Being Used in HIV/AIDS Communication
DownloadSpring 2014
Social networking sites, mobile technologies and other information and communications technologies have become popular ways of connecting. The health information field is no exception; however, what are best practices and strategies to effectively use the affordances of these tools, and currently...