Now showing items 1-8 of 8

    • Filtering News from Document Streams: Evaluation Aspects and Modeled Stream Utility 

      Baruah, Gaurav Makhon (University of Waterloo, 2016-08-04)
      Events like hurricanes, earthquakes, or accidents can impact a large number of people. Not only are people in the immediate vicinity of the event affected, but concerns about their well-being are shared by the local ...
    • Health Misinformation in Search and Social Media 

      Ghenai, Amira (University of Waterloo, 2019-11-28)
      People increasingly rely on the Internet in order to search for and share health-related information. Indeed, searching for and sharing information about medical treatments are among the most frequent uses of online data. ...
    • Information Retrieval Evaluation Measures Based on Preference Graphs 

      Luo, Chengxi (University of Waterloo, 2021-07-30)
      Offline evaluation for web search has used mostly graded judgments to evaluate the performance of information retrieval systems. While graded judgments suffer several known problems, preference judgments simply judge one ...
    • Misinformation Retrieval 

      Rizvi, Saira (University of Waterloo, 2021-10-01)
      This work introduces the task of misinformation retrieval, identifying all documents containing misinformation for a given topic, and proposes a pipeline for misinformation retrieval on tweets. As part of the work, I curated ...
    • Studying Relevance Judging Behavior of Secondary Assessors 

      ALHARBI, AIMAN (University of Waterloo, 2016-08-03)
      Secondary assessors, individuals who do not originate search topics and are employed solely to judge the relevancy of documents, have been found to differ in their relevance judgments. Their relevance judgments are used ...
    • Supporting Voice-Based Natural Language Interactions for Information Seeking Tasks of Various Complexity 

      Vtyurina, Alexandra (University of Waterloo, 2021-05-25)
      Natural language interfaces have seen a steady increase in their popularity over the past decade leading to the ubiquity of digital assistants. Such digital assistants include voice activated assistants, such as Amazon's ...
    • Tracking Events in Social Media 

      Tan, Luchen (University of Waterloo, 2017-01-20)
      Tracking topical events in social media streams, such as Twitter, provides a means for users to keep up-to-date on topics of interest to them. This tracking may last a period of days, or even weeks. These events and topics ...
    • TwitSong: A current events computer poet and the thorny problem of assessment. 

      Lamb, Carolyn (University of Waterloo, 2018-11-29)
      This thesis is driven by the question of how computers can generate poetry, and how that poetry can be evaluated. We survey existing work on computer-generated poetry and interdisciplinary work on how to evaluate this type ...

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