Continuous monitoring of Reverse Approximate Nearest Neighbour queries on road network

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Abstract

Reverse Approximate Nearest Neighbour (RANN) query relaxes the RkNN definition of influence, where a user u can be influenced by not only its closest facility but also by every other facility that is almost as close to u as its closest facility is. In this paper, we study the continuous monitoring of RANN queries on road network. Existing continuous RANN algorithms on Euclidean space cannot be extended to continuously monitor RANN queries on road network. We propose two different methods to efficiently monitor RANN queries.

Original languageEnglish
Article number120464
Number of pages15
JournalInformation Sciences
Volume667
DOIs
Publication statusPublished - May 2024

Keywords

  • NVD
  • RANN
  • RkNN

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