2679 search results - page 356 / 536 » Experimental Models for Validating Technology |
146
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SIGIR
2009
ACM
15 years 10 months ago
2009
ACM
Incorporating features extracted from clickthrough data (called clickthrough features) has been demonstrated to significantly improve the performance of ranking models for Web sea...
149
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SIGIR
2009
ACM
15 years 10 months ago
2009
ACM
This paper addresses the problem of Named Entity Recognition in Query (NERQ), which involves detection of the named entity in a given query and classification of the named entity...
134
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SIGIR
2006
ACM
15 years 10 months ago
2006
ACM
New types of document collections are being developed by various web services. The service providers keep track of non-textual features such as click counts. In this paper, we pre...
148
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SIGIR
2005
ACM
15 years 9 months ago
2005
ACM
State-of-the-art question answering (QA) systems employ termdensity ranking to retrieve answer passages. Such methods often retrieve incorrect passages as relationships among ques...
118
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CIKM
2009
Springer
15 years 8 months ago
2009
Springer
In this work, we show the importance of multidimensional opinion representation in the political context combining domain knowledge and results from principal component analysis. ...