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    Université de Fribourg

    Efficient document filtering using vector space topic expansion and pattern-mining: the case of event detection in microposts

    Proskurnia, Julia ; Mavlyutov, Ruslan ; Castillo, Carlos ; Aberer, Karl ; Cudré-Mauroux, Philippe

    In: Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, 2017, p. 457–466

    Automatically extracting information from social media is challenging given that social content is often noisy, ambiguous, and inconsistent. However, as many stories break on social channels first before being picked up by mainstream media, developing methods to better handle social content is of utmost importance. In this paper, we propose a robust and effective approach to automatically...