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180
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IUI
2006
ACM
16 years 12 days ago
2006
ACM
This paper describes a discussion-bot that provides answers to students’ discussion board questions in an unobtrusive and humanlike way. Using information retrieval and natural ...
136
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SIGIR
2006
ACM
16 years 12 days ago
2006
ACM
We present an adaptive distributed query-sampling framework that is quality-conscious for extracting high-quality text database samples. The framework divides the query-based samp...
178
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AI
2008
Springer
16 years 24 days ago
2008
Springer
Abstract. Conventional web search engines retrieve too many documents for the majority of the submitted queries; therefore, they possess a good recall, since there are far more pag...
175
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ECIR
2011
Springer
14 years 10 months ago
2011
Springer
Aggregate ranking tasks are those where documents are not the final ranking outcome, but instead an intermediary component. For instance, in expert search, a ranking of candidate ...
291
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ICDE
2008
IEEE
16 years 7 months ago
2008
IEEE
The nature of semistructured data in web collections is evolving. Increasingly, XML web documents (or documents exchanged via web services) are valid with regard to a schema, yet ...