Sciweavers

1469 search results - page 9 / 294
» Query Expansion and Query Reduction in Document Retrieval
Sort
View
73
Voted
CIKM
2010
Springer
14 years 8 months ago
Fast query expansion using approximations of relevance models
Pseudo-relevance feedback (PRF) improves search quality by expanding the query using terms from high-ranking documents from an initial retrieval. Although PRF can often result in ...
Marc-Allen Cartright, James Allan, Victor Lavrenko...
TREC
1994
14 years 11 months ago
Automatic Query Expansion Using SMART: TREC 3
The Smart information retrieval project emphasizes completely automatic approaches to the understanding and retrieval of large quantities of text. We continue our work in TREC 3, ...
Chris Buckley, Gerard Salton, James Allan, Amit Si...
NIPS
2008
14 years 11 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
AIRS
2005
Springer
15 years 3 months ago
Query Expansion with the Minimum Relevance Judgments
Query expansion techniques generally select new query terms from a set of top ranked documents. Although a user’s manual judgment of those documents would much help to select goo...
Masayuki Okabe, Kyoji Umemura, Seiji Yamada
IPM
2007
129views more  IPM 2007»
14 years 9 months ago
Examining the effectiveness of real-time query expansion
Interactive query expansion (IQE) (c.f. Efthimiadis, 1996) is a potentially useful technique to help searchers formulate improved query statements, and ultimately retrieve better ...
Ryen W. White, Gary Marchionini