8301 search results - page 163 / 1661 » Risk-Aware Information Retrieval |
179
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RECSYS
2010
ACM
15 years 7 months ago
2010
ACM
We present and evaluate various content-based recommendation models that make use of user and item profiles defined in terms of weighted lists of social tags. The studied approach...
188
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CC
2006
Springer
15 years 7 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...
174
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SIGIR
2008
ACM
15 years 7 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...
161
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FLAIRS
2004
15 years 8 months ago
2004
Intelligent directory assistance is the ability to retrieve relevant subscriber records in the presence of mismatches between the query and the subscriber record. The challenges a...
183
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SIGIR
2010
ACM
15 years 11 months ago
2010
ACM
Blog post opinion retrieval aims at finding blog posts that are relevant and opinionated about a user’s query. In this paper we propose a simple probabilistic model for assigni...