1310 search results - page 87 / 262 » Modelling and Using Imperfect Context Information |
121
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SIGIR
2012
ACM
13 years 8 days ago
2012
ACM
Hashtags are widely used in Twitter to define a shared context for events or topics. In this paper, we aim to predict hashtag popularity in near future (i.e., next day). Given a ...
TIT
2010
14 years 4 months ago
2010
Most communication systems use some form of feedback, often related to channel state information. The common models used in analyses either assume perfect channel state information...
HT
2005
ACM
15 years 3 months ago
2005
ACM
In order to support knowledge workers throughout their task of searching, locating and manipulating information, a system that provides information suitable for a particular user...
115
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WWW
2011
ACM
14 years 4 months ago
2011
ACM
As context is acknowledged as an important factor that can affect users’ preferences, many researchers have worked on improving the quality of recommender systems by utilizing ...
110
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JMLR
2002
14 years 9 months ago
2002
A central problem in learning is selection of an appropriate model. This is typically done by estimating the unknown generalization errors of a set of models to be selected from a...