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cs.DB2020
A Synopses Data Engine for Interactive Extreme-Scale Analytics
Antonis Kontaxakis, Nikos Giatrakos, Antonios Deligiannakis
In this work, we detail the design and structure of a Synopses Data Engine (SDE) which combines the virtues of parallel processing and stream summarization towards delivering inter…
cs.DB2012
Sketch-based Querying of Distributed Sliding-Window Data Streams
Odysseas Papapetrou, Minos Garofalakis, Antonios Deligiannakis
While traditional data-management systems focus on evaluating single, ad-hoc queries over static data sets in a centralized setting, several emerging applications require (possibly…
cs.DB2011
Discovering Attractive Products based on Influence Sets
Anastasios Arvanitis, Antonios Deligiannakis
Skyline queries have been widely used as a practical tool for multi-criteria decision analysis and for applications involving preference queries. For example, in a typical online r…