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Showing 1 to 3 of 3 for “"Online aggregation"”.
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Large Scale Online Aggregation Via Distributed Systems
… In the first project, I consider extending Online Aggregation (OLA) to a MapReduce environment. Online aggregation (OLA) allows the user to compute an arbitrary aggregation function over a data set and output probabilistic bounds on accuracy in online fashion. OLA in a relational database …
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DeepOLA: An online aggregation approach to approximating deeply nested queries
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2024-12-01
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Progressive browsing-state delivery for interactive multimedia exploration
… of multimedia collections may require complex aggregation queries whose performance is highly sensitive to dataset size, filters and grouping applied at any time. Such queries often yield unstable response times, thus undermining interactivity. Inspired by the online aggregation approach from …