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Lecture Notes in Computer Science
In modern applications, spatial objects are often annotated with textual descriptions, and users are offered the opportunity to formulate spatio-textual queries. The result set of such a query consists of spatio-textual objects ranked according to their distance from a desired location and to their textual relevance to the query. In this context, a challenging problem is how to select a set of at most b keywords to enhance the description of the facilities of a spatial object, in order to makedoi:10.1007/978-3-319-22363-6_22 fatcat:d6pjmfv2e5ewbkacny4lp7tesa