141 search results - page 20 / 29 » On Improving Pseudo-Relevance Feedback Using Pseudo-Irreleva... |
AUSAI
2007
Springer
13 years 11 months ago
2007
Springer
Even prior to content, the genre of a web document leads to a first coarse binary classification of the recall space in relevant and non-relevant documents. Thinking of a genre se...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
Background: Finding relevant articles from PubMed is challenging because it is hard to express the user’s specific intention in the given query interface, and a keyword query ty...
SIGUCCS
2000
ACM
13 years 12 months ago
2000
ACM
The Web Documentation Project at the University of Delaware (UD) organizes the computing help information available to the University community. The project’s goal is to provide...
ECIR
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. We present a new learning to rank framework for estimating context-sensitive term weights without use of feedback. Specifically, knowledge of effective term weights on ...
TREC
2007
13 years 8 months ago
2007
: We describe our participation in the TREC 2007 Enterprise track and detail our language modeling-based approaches. For document search, our focus was on estimating a mixture mode...