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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...
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Chapter and Conference Paper
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, ...