5154 search results - page 244 / 1031 » Modelling online education |
126
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WWW
2009
ACM
16 years 4 months ago
2009
ACM
Behavioral Targeting (BT) is a technique used by online advertisers to increase the effectiveness of their campaigns, and is playing an increasingly important role in the online a...
163
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WSDM
2012
ACM
13 years 11 months ago
2012
ACM
We pose a fundamental question in understanding how to identify and design successful communities: What factors predict whether a community will grow and survive in the long term?...
117
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JDA
2006
15 years 4 months ago
2006
Traditionally, on-line problems have been studied under the assumption that there is a unique sequence of requests that must be served. This approach is common to most general mod...
134
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CORR
2011
Springer
14 years 11 months ago
2011
Springer
A model for statistical ranking is a family of probability distributions whose states are orderings of a xed nite set of items. We represent the orderings as maximal chains in a ...
144
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AIPS
2000
15 years 5 months ago
2000
1 We consider the problem of scheduling an unknown sequence of tasks for a single server as the tasks arrive with the goal off maximizing the total weighted value of the tasks serv...