1799 search results - page 239 / 360 » On bootstrapping recommender systems |
139
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ACL
1989
15 years 7 months ago
1989
In order to take steps towards establishing a methodology for evaluating Natural Language systems, we conducted a case study. We attempt to evaluate two different approaches to an...
153
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ICDIM
2007
IEEE
15 years 6 months ago
2007
IEEE
In collaborative filtering systems, a common technique is default voting. Unknown ratings are filled with a default value to alleviate the sparsity of rating databases. We show ...
181
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ALIFE
2008
15 years 6 months ago
2008
While complex systems have been studied now for more than two decades, there still is no agreement on what complexity actually is. This lack of a definition might be a problem when...
164
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CE
2008
15 years 6 months ago
2008
The use of computerized-adaptive testing (CAT) has expanded rapidly the last years mainly due to the advancements in communication and information technology. Availability of adva...
169
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CLEIEJ
2008
15 years 6 months ago
2008
In the past few years Artificial Intelligence has been gradually introduced to enhance Education through technologies. However, usual approaches provide systems with a kind of exp...