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» Query Expansion Reduction and its Impact on Retrieval Effect...
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ECIR
2010
Springer
13 years 9 months ago
Enabling Interactive Query Expansion through Eliciting the Potential Effect of Expansion Terms
Despite its potential to improve search effectiveness, previous research has shown that the uptake of interactive query expansion (IQE) is limited. In this paper, we investigate on...
Nuzhah Gooda Sahib, Anastasios Tombros, Ian Ruthve...
SIGIR
2008
ACM
13 years 7 months ago
Query-drift prevention for robust query expansion
Pseudo-feedback-based automatic query expansion yields effective retrieval performance on average, but results in performance inferior to that of using the original query for many...
Liron Zighelnic, Oren Kurland
NIPS
2008
13 years 9 months ago
Estimating Robust Query Models with Convex Optimization
Query expansion is a long-studied approach for improving retrieval effectiveness by enhancing the user's original query with additional related words. Current algorithms for ...
Kevyn Collins-Thompson
ICASSP
2011
IEEE
12 years 11 months ago
Handling verbose queries for spoken document retrieval
1 Query-by-example information retrieval provides users a flexible but efficient way to accurately describe their information needs. The query exemplars are usually long and in th...
Shih-Hsiang Lin, Ea-Ee Jan, Berlin Chen
ECIR
2010
Springer
13 years 9 months ago
Semantically Enhanced Term Frequency
In this paper, we complement the term frequency, which is used in many bag-of-words based information retrieval models, with information about the semantic relatedness of query and...
Christof Müller, Iryna Gurevych