2002
DOI: 10.1145/570705.570716
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Abstract: The results of location-dependent queries (LDQ) queries generally depend on the current locations of query issuers. Many mechanisms, e.g. broadcast scheme, hoarding, or caching policy have been developed to improve system performance and provide better service, which are specialized for LDQs. It is necessary to design them considering geographical adjacency and characteristics of target area in LDQ. For this reason, this paper proposes the caching policy and broadcast scheme, which these features are reflecte…

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