588 search results - page 82 / 118 » Positive higher-order queries |
106
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CCCG
2009
15 years 5 months ago
2009
The point placement problem is to determine the positions of a linear set of points, P = {p1, p2, p3, . . . , pn}, uniquely, up to translation and reflection, from the fewest poss...
128
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CORR
2010
Springer
15 years 4 months ago
2010
Springer
As mobile devices with positioning capabilities continue to proliferate, data management for so-called trajectory databases that capture the historical movements of populations of...
215
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SIGMOD
2005
ACM
16 years 4 months ago
2005
ACM
In this paper, we study the evaluation of skyline queries with partially-ordered attributes. Because such attributes lack a total ordering, traditional index-based evaluation algo...
122
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WSDM
2010
ACM
16 years 1 months ago
2010
ACM
Modeling query concepts through term dependencies has been shown to have a significant positive effect on retrieval performance, especially for tasks such as web search, where rel...
118
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IEEEIAS
2009
IEEE
15 years 10 months ago
2009
IEEE
A computer worm is an autonomous malicious, selfreplicating and propagating piece of code that is able to spread fast in computer networks, exploiting the vulnerabilities it disco...