3891 search results - page 177 / 779 » Query Models |
153
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WEBDB
2005
Springer
15 years 11 months ago
2005
Springer
Data fragmentation offers various attractive alternatives to organizing and managing data, and presents interesting characteristics that may be exploited for efficient processing...
144
Voted
WWW
2004
ACM
16 years 6 months ago
2004
ACM
This paper describes a query algebra for queries over XML p2p databases that provides explicit mechanisms for modeling data dissemination, replication constraints, and for capturi...
181
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GIS
2009
ACM
15 years 3 months ago
2009
ACM
Privacy preservation has recently received considerable attention for location-based mobile services. Various location cloaking approaches have been proposed to protect the locati...
198
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SEBD
2001
15 years 7 months ago
2001
This paper introduces a new logical formalism, intended for temporal conceptual modelling, as a natural combination of the well-known description logic DLR and point-based linear ...
159
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SAC
2004
ACM
15 years 11 months ago
2004
ACM
Until recently, issues in image retrieval have been handled in DBMSs and in computer vision as separate research works. Nowadays, the trend is towards integrating the two approach...