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IEICE TRANSACTIONS on Communications

A Continuous Query Indexing Method for Location Based Services in Broadcast Environments

Kyoungsoo BOK, Yonghun PARK, Jaesoo YOO

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Summary :

Recently, several methods to process continuous queries for mobile objects in broadcast environments have been proposed. We propose a new indexing method for processing continuous queries that uses vector information in broadcast environments. We separate the index structure according to the velocities of the objects to avoid unnecessary accesses. The index structure consists of the index files for the slow moving objects and the fast moving objects. By avoiding unnecessary accesses, we reduce the tuning time to process a query in broadcast environments. To show the superiority of the proposed method, we evaluate its performance from various perspectives.

Publication
IEICE TRANSACTIONS on Communications Vol.E100-B No.5 pp.702-710
Publication Date
2017/05/01
Publicized
2016/12/01
Online ISSN
1745-1345
DOI
10.1587/transcom.2016EBP3167
Type of Manuscript
PAPER
Category
Network System

Authors

Kyoungsoo BOK
  Chungbuk National University
Yonghun PARK
  Chungbuk National University
Jaesoo YOO
  Chungbuk National University

Keyword