4971 search results - page 249 / 995 » On Scalable Information Retrieval Systems |
191
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INEX
2005
Springer
16 years 5 days ago
2005
Springer
Retrieving information from heterogeneous data sources in a flexible manner and within a single (database) framework is still a challenge. In this paper we present several extensi...
182
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CIKM
2008
Springer
15 years 8 months ago
2008
Springer
The focus of research on query performance prediction is to predict the effectiveness of a query given a search system and a collection of documents. If the performance of queries...
180
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CC
2006
Springer
15 years 6 months ago
2006
Springer
We show that any 1-round 2-server Private Information Retrieval Protocol where the answers are 1-bit long must ask questions that are at least n - 2 bits long, which is nearly equa...
171
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ANLP
2000
15 years 8 months ago
2000
Information retrieval systems have typically concentrated on retrieving a set of documents which are relevant to a user's query. This paper describes a system that attempts t...
195
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NDSS
2009
IEEE
16 years 1 months ago
2009
IEEE
Many existing privacy-preserving techniques for querying distributed databases of sensitive information do not scale for large databases due to the use of heavyweight cryptographi...