111 search results - page 3 / 23 » Using Coherence-Based Measures to Predict Query Difficulty |
102
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SDM
2012
SIAM
13 years 6 hour ago
2012
SIAM
To reveal information hiding in link space of bibliographical networks, link analysis has been studied from different perspectives in recent years. In this paper, we address a no...
SIGIR
2002
ACM
14 years 9 months ago
2002
ACM
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
ITICSE
2006
ACM
15 years 3 months ago
2006
ACM
Professors often develop anecdotal guidelines about how each student’s past performance in their academic major relates to their performance in later courses. While these guidel...
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SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Long queries frequently contain many extraneous terms that hinder retrieval of relevant documents. We present techniques to reduce long queries to more effective shorter ones tha...
ICTIR
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. In this paper we introduce a novel approach for query performance prediction based on ranking list scores dispersion. Starting from the hypothesis that different score d...