4561 search results - page 277 / 913 » Value and the information market |
208
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KDD
2007
ACM
16 years 7 months ago
2007
ACM
In some applications such as filling in a customer information form on the web, some missing values may not be explicitly represented as such, but instead appear as potentially va...
165
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ECIR
2009
Springer
16 years 3 months ago
2009
Springer
For bounded datasets such as the TREC Web Track (WT10g) the computation of term frequency (TF) and inverse document frequency (IDF) is not difficult. However, when the corpus is th...
158
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SPIRE
2007
Springer
16 years 26 days ago
2007
Springer
We study the problem of predicting the popularity of items in a dynamic environment in which authors post continuously new items and provide feedback on existing items. This proble...
205
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CIKM
2006
Springer
15 years 10 months ago
2006
Springer
We consider the problem of evaluating retrieval systems using incomplete judgment information. Buckley and Voorhees recently demonstrated that retrieval systems can be efficiently...
177
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CLEF
2010
Springer
15 years 7 months ago
2010
Springer
Abstract. This paper describes the participation of Dublin City University in the CriES (Cross-Lingual Expert Search) pilot challenge. To realize expert search, we combine traditio...