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185
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WSDM
2010
ACM
16 years 3 months ago
2010
ACM
There has been a large amount of research on efficient document retrieval in both IR and web search areas. One important technique to improve retrieval efficiency is early termina...
147
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
In many text retrieval tasks, it is highly desirable to obtain a "similarity profile" of the document collection for a given query. We propose sampling-based techniques ...
168
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Blog feed search poses different and interesting challenges from traditional ad hoc document retrieval. The units of retrieval, the blogs, are collections of documents, the blog p...
179
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JCO
2010
15 years 4 months ago
2010
Rocchio’s similarity-based relevance feedback algorithm, one of the most important query reformation methods in information retrieval, is essentially an adaptive supervised lear...
186
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IDEAS
2005
IEEE
15 years 12 months ago
2005
IEEE
The XML data is order-sensitive. The order problem, that is how ordered XML documents and order-sensitive queries over it can be efficiently supported when mapped into the unorde...