Efficient cluster-based top-k query routing with data replication in MANETs
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DOI: 10.1007/s00500-015-1867-2
Abstract: Top-k queries, which retrieve k data items with the best score, have been receiving considerable attention because they can support many real life applications. In this paper, we propose an efficient query routing scheme in… read more here.
Keywords: data replication; top query; data items; query ... See more keywords
Approximate Continuous Top-k Query over Sliding Window
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DOI: 10.1007/s11390-017-1708-0
Abstract: Continuous top-k query over sliding window is a fundamental problem in database, which retrieves k objects with the highest scores when the window slides. Existing studies mainly adopt exact algorithms to tackle this type of… read more here.
Keywords: approximate continuous; query; continuous top; top query ... See more keywords
Node Similarity Top-k Query of the Large-Scale Dynamic Graph With Weak Repeated Path Constraint
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DOI: 10.1109/access.2019.2917325
Abstract: Node similarity Top-k query has always been a hot topic in the graph field. The existing node similarity Top-k query methods often need to traverse the whole graph, so its iterative calculation process is very… read more here.
Keywords: similarity; top query; graph; similarity top ... See more keywords