OLAP Preferences: A Research Agenda

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Provided by: Association for Computing Machinery
Topic: Big Data
Format: PDF
Personalizing e-services by allowing users to express preferences is becoming more and more common. When querying, expressing preferences is seen as a natural way to avoid empty results on the one hand, information flooding on the other. Besides, preferences allow for ranking query results so that the user may first see the data that best match his tastes. Expressing preferences when querying databases is a natural way to avoid empty results and information flooding, and in general to rank results so that the user may first see the data that better match his tastes. In this paper, they outline the main research issues to be faced in order to develop a system for handling user preferences on OLAP cubes.
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