6082 search results - page 868 / 1217 » A System for Adaptive Information Retrieval |
241
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SIGIR
2012
ACM
13 years 10 months ago
2012
ACM
Finding topic experts on microblogging sites with millions of users, such as Twitter, is a hard and challenging problem. In this paper, we propose and investigate a new methodolog...
228
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CIKM
2008
Springer
15 years 9 months ago
2008
Springer
Data sparsity, scalability and prediction quality have been recognized as the three most crucial challenges that every collaborative filtering algorithm or recommender system conf...
210
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WWW
2004
ACM
16 years 8 months ago
2004
ACM
Interoperability is one of the main issues in creating a networked system of repositories. The eduSource project in its holistic approach to building a network of learning object ...
209
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KDD
2009
ACM
16 years 8 months ago
2009
ACM
To take the first step beyond keyword-based search toward entity-based search, suitable token spans ("spots") on documents must be identified as references to real-world...
213
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HPDC
2007
IEEE
16 years 1 months ago
2007
IEEE
The proprietary nature of existing Content Delivery Networks (CDNs) means they are closed and do not naturally cooperate, resulting in “islands” of CDNs. Finding ways for dist...