30 search results - page 2 / 6 » Querying trajectories using flexible patterns |
111
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SAC
2008
ACM
15 years 1 months ago
2008
ACM
We address aggregate queries over GIS data and moving object data, where non-spatial information is stored in a data warehouse. We propose a formal data model and query language t...
107
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ICPR
2008
IEEE
16 years 3 months ago
2008
IEEE
This paper presents an adaptive framework for live video analysis. The activities of surveillance subjects are described using a spatio-temporal vocabulary learned from recurrent ...
133
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JCST
2007
15 years 1 months ago
2007
Abstract Advances in wireless sensor networks and positioning technologies enable new applications monitoring moving objects. Some of these applications, such as traffic managemen...
127
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CSB
2005
IEEE
15 years 7 months ago
2005
IEEE
With the rapid growth of biomedical research databases, opportunities for scientific inquiry have expanded quickly and led to a demand for computational methods that can extract b...
104
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APWEB
2008
Springer
15 years 3 months ago
2008
Springer
Techniques for being able to automatically identify acronym patterns are very important for enhancing a multitude of applications that rely upon search. This task is challenging, d...