Blar i NTNU Open på forfatter "Vlachou, Akrivi"
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Decisive skyline queries for truly balancing multiple criteria
Vlachou, Akrivi; Doulkeridis, Christos; Rocha-Junior, Joao B.; Nørvåg, Kjetil (Peer reviewed; Journal article, 2023)Skyline queries have emerged as an increasingly popular tool for identifying a set of interesting objects that balance different user-specified criteria. Although in several applications the user aims to detect data objects ... -
On Decisive Skyline Queries
Vlachou, Akrivi; Doulkeridis, Christos; Rocha-Junior, Joao B.; Nørvåg, Kjetil (Journal article; Peer reviewed, 2022)Skyline queries aim to identify a set of interesting objects that balance different user-specified criteria, i.e., that have values as good as possible in all specified criteria. However, objects whose values are good in ... -
The SPADES Framework for Scalable Management of Spatio-textual Data
Vlachou, Akrivi; Doulkeridis, Christos; Koutroumanis, Nikolaos; Poulopoulos, Dimitrios; Nørvåg, Kjetil (Chapter, 2020)This paper presents the research activities in the context of the SPADES project for scalable indexing and processing of big spatial and spatio-textual data. Management of spatio-textual data raises challenges due to the ...