480 search results - page 52 / 96 » Spatial Index on Air |
199
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SIGMOD
2009
ACM
16 years 1 months ago
2009
ACM
In this paper, we study a novel form of continuous nearest neighbor queries in the presence of obstacles, namely continuous obstructed nearest neighbor (CONN) search. It considers...
121
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SSD
2009
Springer
15 years 8 months ago
2009
Springer
Recent advances in wireless communications and positioning devices have generated a tremendous amount of interest in the continuous monitoring of spatial queries. However, such app...
138
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TMM
2010
14 years 8 months ago
2010
Abstract--Automatic video annotation is a challenging yet important problem for content-based video indexing and retrieval. In most existing works, annotation is formulated as a mu...
130
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DEXAW
2010
IEEE
15 years 2 months ago
2010
IEEE
In this paper, we describe our work in progress in the scope of information retrieval exploiting the spatial data extracted from web documents. We discuss problems of a search for ...
107
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BMCBI
2005
15 years 1 months ago
2005
Background: Quality-control is an important issue in the analysis of gene expression microarrays. One type of problem is regional bias, in which one region of a chip shows artifac...