17543 search results - page 3040 / 3509 » Stochastic Optimization Algorithms |
226
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KDD
2009
ACM
16 years 8 months ago
2009
ACM
Search queries are typically very short, which means they are often underspecified or have senses that the user did not think of. A broad latent query aspect is a set of keywords ...
231
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MOBIHOC
2009
ACM
16 years 8 months ago
2009
ACM
In this paper, we present a Gaussian mixture model based approach to capture the spatial characteristics of any target signal in a sensor network, and further propose a temporally...
223
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KDD
2008
ACM
16 years 8 months ago
2008
ACM
Information diffusion, viral marketing, and collective classification all attempt to model and exploit the relationships in a network to make inferences about the labels of nodes....
206
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KDD
2008
ACM
16 years 8 months ago
2008
ACM
Traditional spectral classification has been proved to be effective in dealing with both labeled and unlabeled data when these data are from the same domain. In many real world ap...
215
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KDD
2004
ACM
16 years 8 months ago
2004
ACM
Abstract. Most existing search engines employ static ranking algorithms that do not adapt to the specific needs of users. Recently, some researchers have studied the use of clickth...