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Context over time: Modeling context evolution in social media

  • Md Hijbul Alam
  • , Woo Jong Ryu
  • , Sang Keun Lee

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

    5 Citations (Scopus)

    Abstract

    The rise of online social media has led to an explosion in user-generated content. However, user-generated content is difficult to analyze in isolation from its context. Accordingly, context detection and tracking its evolution is essential to understanding social media. This paper presents a statistical model that can detect interpretable topics along with their contexts. A topic is represented by a cluster of words that frequently occur together, and a context is represented by a cluster of hashtags that frequently occur with a topic. The model combines a context with a related topic by jointly modeling words with hashtags and time. Experiments on real datasets demonstrate that the proposed model successfully discovers both meaningful topics and contexts, and tracks their evolution.

    Original languageEnglish
    Title of host publicationDUBMOD 2014 - Proceedings of the 3rd Workshop on Data-Driven User Behavioral Modeling and Mining from Social Media, co-located with CIKM 2014
    PublisherACM
    Pages15-18
    Number of pages4
    Volume2014-November
    EditionNovember
    ISBN (Print)978-1-4503-1303-2
    DOIs
    Publication statusPublished - 2014
    Publication typeA4 Article in conference proceedings
    Event3rd Workshop on Data-Driven User Behavioral Modeling and Mining from Social Media, DUBMOD 2014, Co-located with 23rd ACM Conference on Information and Knowledge Management, CIKM 2014 -
    Duration: 1 Jan 2014 → …

    Conference

    Conference3rd Workshop on Data-Driven User Behavioral Modeling and Mining from Social Media, DUBMOD 2014, Co-located with 23rd ACM Conference on Information and Knowledge Management, CIKM 2014
    Period1/01/14 → …

    Keywords

    • Context and topic evolution
    • Social media
    • Topic model

    Publication forum classification

    • Publication forum level 1

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