Titlebook: Entity-Oriented Search; Krisztian Balog Book‘‘‘‘‘‘‘‘ 2018 The Editor(s) (if applicable) and the Author(s) 2018 Open Access.Information ret

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Leveraging Entities in Document Retrieval Entities facilitate a semantic understanding of both the user’s information need, as expressed by the keyword query, and of the document’s content. We present three different families of approaches: (1) expansion-based methods, which utilize entities as a source of expansion terms to enrich the rep

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Book‘‘‘‘‘‘‘‘ 2018f entity-oriented search tasks, and present the various types andsources of data that will be used throughout the book. Part I deals with the core task of entity ranking: given a textual query, possibly enriched with additional elements or structural hints, return a ranked list of entities. This cor

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1871-7500 be used throughout the book. Part I deals with the core task of entity ranking: given a textual query, possibly enriched with additional elements or structural hints, return a ranked list of entities. This cor978-3-030-06749-6978-3-319-93935-3Series ISSN 1871-7500 Series E-ISSN 2730-6836

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Introduction,ance of ‘standard employment’ and includes ‘marginal’, ‘fixed-term’, ‘part-time’ and other forms of ‘irregular’ employment. Employers receive increased flexibility through the use of these employment relations.

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