SkyCover: Finding Range-Constrained Approximate Skylines with Bounded Quality Guarantees


Skyline queries retrieve promising data objects that are not dominated in all the attributes of interest. However, in many cases, a user may not be interested in a skyline set computed over the entire dataset, but rather over a specified range of values for each attribute. For example, a user may look for hotels only within a specified budget and/or in a… (More)

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