773 search results - page 75 / 155 » On Cryptographic Assumptions and Challenges |
170
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ICTIR
2009
Springer
16 years 19 days ago
2009
Springer
Abstract. It is well known that pseudo-relevance feedback (PRF) improves the retrieval performance of Information Retrieval (IR) systems in general. However, a recent study by Cao ...
169
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FLAIRS
2008
15 years 8 months ago
2008
Children are facile at both discovering word boundaries and using those words to build higher-level structures in tandem. Current research treats lexical acquisition and grammar i...
142
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SARA
2007
Springer
16 years 5 days ago
2007
Springer
Multi-robot area coverage poses several research challenges. The challenge of coordinating multiple robots’ actions coupled with the challenge of minimizing the overlap in covera...
151
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LREC
2010
15 years 7 months ago
2010
Ontologies, and in particular upper ontologies, are foundational to the establishment of the Semantic Web. Upper ontologies are used as equivalence formalisms between domain speci...
182
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KDD
2012
ACM
13 years 8 months ago
2012
ACM
The prevalent use of social media produces mountains of unlabeled, high-dimensional data. Feature selection has been shown effective in dealing with high-dimensional data for eï¬...