2223 search results - page 281 / 445 » Implicit Online Learning |
174
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SIGIR
2005
ACM
16 years 3 days ago
2005
ACM
We describe a method for predicting query difficulty in a precision-oriented web search task. Our approach uses visual features from retrieved surrogate document representations (...
179
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WEBI
2005
Springer
16 years 1 days ago
2005
Springer
In this paper we describe the navigational behavior of the students of a e-learning virtual environment, in order to determine whether such navigational patterns are related to th...
162
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ICMI
2003
Springer
15 years 11 months ago
2003
Springer
We present methods for inferring the cost of interrupting users based on multiple streams of events including information generated by interactions with computing devices, visual ...
179
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KR
1992
Springer
15 years 10 months ago
1992
Springer
While the task of answering queries from an arbitrary propositional theory is intractable in general, it can typicallybe performed e ciently if the theory is Horn. This suggests t...
215
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AVSS
2009
IEEE
15 years 10 months ago
2009
IEEE
—Automatic understanding of human behavior is an important and challenging objective in several surveillance applications. One of the main problems of this task consists in accur...