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  1. Chapter and Conference Paper

    CrowdQM: Learning Aspect-Level User Reliability and Comment Trustworthiness in Discussion Forums

    Community discussion forums are increasingly used to seek advice; however, they often contain conflicting and unreliable information. Truth discovery models estimate source reliability and infer information tr...

    Alex Morales, Kanika Narang, Hari Sundaram… in Advances in Knowledge Discovery and Data M… (2020)

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    Article

    An Online Risk Index for the Cross-Sectional Prediction of New HIV Chlamydia, and Gonorrhea Diagnoses Across U.S. Counties and Across Years

    The present study evaluated the potential use of Twitter data for providing risk indices of STIs. We developed online risk indices (ORIs) based on tweets to predict new HIV, gonorrhea, and chlamydia diagnoses,...

    Man-pui Sally Chan, Sophie Lohmann, Alex Morales, Chengxiang Zhai… in AIDS and Behavior (2018)