2298 search results - page 220 / 460 » Querying spatial patterns |
177
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ADVIS
2006
Springer
15 years 10 months ago
2006
Springer
Recently many researchers have focused on management of historical trajectories of moving objects due to numerous size of accumulated data over time. However, most of them are conc...
140
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ESA
2004
Springer
15 years 9 months ago
2004
Springer
Abstract. In this paper we study the external memory planar point enclosure problem: Given N axis-parallel rectangles in the plane, construct a data structure on disk (an index) su...
141
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VLDB
1997
ACM
15 years 8 months ago
1997
ACM
Efficient user-adaptable similarity search more and more increases in its importance for multimedia and spatial database systems. As a general similarity model for multi-dimension...
177
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TIME
2009
IEEE
15 years 11 months ago
2009
IEEE
—Past research on temporal databases has primarily focused on state-based representations and on relational query language extensions for such representations. This led to many d...
129
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ACL
2006
15 years 5 months ago
2006
At present, adapting an Information Extraction system to new topics is an expensive and slow process, requiring some knowledge engineering for each new topic. We propose a new par...