1469 search results - page 101 / 294 » Query Expansion and Query Reduction in Document Retrieval |
154
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WWW
2008
ACM
16 years 4 months ago
2008
ACM
In this paper we present a new document representation model based on implicit user feedback obtained from search engine queries. The main objective of this model is to achieve be...
126
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OTM
2005
Springer
15 years 9 months ago
2005
Springer
There exist a number of approaches for query processing in Peer-to-Peer information systems that efficiently retrieve relevant information from distributed peers. However, very few...
144
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SAC
2006
ACM
15 years 10 months ago
2006
ACM
A fundamental problem in peer-to-peer networks is how to locate appropriate peers efficiently to answer a specific query request. This paper proposes a model in which semantically...
115
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GIR
2008
ACM
15 years 5 months ago
2008
ACM
We conduct large-scale search engine relevance experiments, using the 12% of queries that contain placenames, matching the placenames to places in the documents, and examining the...
132
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SIGIR
2008
ACM
15 years 4 months ago
2008
ACM
We present a novel passage-based approach to re-ranking documents in an initially retrieved list so as to improve precision at top ranks. While most work on passage-based document...