3514 search results - page 336 / 703 » On Moving Object Queries |
336
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ICDE
2009
IEEE
16 years 8 months ago
2009
IEEE
This work addresses a novel spatial keyword query called the m-closest keywords (mCK) query. Given a database of spatial objects, each tuple is associated with some descriptive inf...
186
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DASFAA
2007
IEEE
16 years 1 months ago
2007
IEEE
Similarity search in time series databases usually deals with comparing entire time series objects or subsequence search. In this paper, we formalize the notion of interval-focused...
153
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GIS
1999
ACM
15 years 11 months ago
1999
ACM
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involv...
144
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KDD
1997
ACM
15 years 10 months ago
1997
ACM
To formulate a meaningful query on semistructured data, such as on the Web, that matches some of the source’s structure, we need first to discover something about how the infor...
182
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SIGMOD
1989
ACM
15 years 10 months ago
1989
ACM
Spatial objects other than points and boxes can be stored in spatial indexes, but the techniques usually require the use of approximations that can be arbitrarily bad. This leads ...