7576 search results - page 139 / 1516 » On Querying Ontologies and Databases |
287
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GIS
2005
ACM
16 years 7 months ago
2005
ACM
Group nearest neighbor (GNN) queries are a relatively new type of operations in spatial database applications. Different from a traditional kNN query which specifies a single quer...
131
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ICMCS
2000
IEEE
15 years 10 months ago
2000
IEEE
A multi-clip query requests multiple video clips. In this paper we address the multi-clip query optimization problem. We propose a new heuristics called Restricted Search Interval...
140
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ENTCS
2008
15 years 6 months ago
2008
The current paper presents a novel approach to implement a graph transformation engine as an EJB3-specific plugin by using EJB QL queries for pattern matching. The essence of the ...
167
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ICDE
2010
IEEE
16 years 5 months ago
2010
IEEE
As the amount of Web information grows rapidly, search engines must be able to retrieve information according to the user's preference. In this paper, we propose a new web sea...
156
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ICDE
2010
IEEE
15 years 11 months ago
2010
IEEE
—This paper presents IQP - a novel approach to bridge the gap between usability of keyword search and expressiveness of database queries. IQP enables a user to start with an arbi...