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    Conceptual Enrichment of Locations Pointed Out by the User

    The growing availability of GPS and localization technologies opens up new challenges regarding the use of position information for Location Based Services. As a side effect, several research questions arise, ...

    Ana Alves, Raquel Hervás… in Knowledge-Based Intelligent Information an… (2007)

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    Chapter and Conference Paper

    Towards the Improvement of a Topic Model with Semantic Knowledge

    Although typically used in classic topic models, surface words cannot represent meaning on their own. Consequently, redundancy is common in those topics, which may, for instance, include synonyms. To face this...

    Adriana Ferrugento, Ana Alves, Hugo Gonçalo Oliveira… in Progress in Artificial Intelligence (2015)