3686 search results - page 636 / 738 » Context Query in Information Retrieval |
139
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ICDE
2009
IEEE
15 years 10 months ago
2009
IEEE
Applications involving analysis of data streams have gained significant popularity and importance. Frequency counting, frequent elements and top-k queries form a class of operato...
140
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WSDM
2010
ACM
16 years 1 months ago
2010
ACM
In information retrieval, relevance of documents with respect to queries is usually judged by humans, and used in evaluation and/or learning of ranking functions. Previous work ha...
123
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SIGIR
2009
ACM
15 years 10 months ago
2009
ACM
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
129
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CIKM
2011
Springer
14 years 4 months ago
2011
Springer
Traditionally, search engines have ignored the reading difficulty of documents and the reading proficiency of users in computing a document ranking. This is one reason why Web se...
124
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WWW
2004
ACM
16 years 4 months ago
2004
ACM
To keep an overview of a complex corporate web sites, it is crucial to understand the relationship of contents, structure and the user's behavior. In this paper, we describe ...