284 search results - page 35 / 57 » Using IMS Learning Design to model collaborative learning ac... |
ATAL
2008
Springer
14 years 11 months ago
2008
Springer
We address the learning of trust based on past observations and context information. We argue that from the truster's point of view trust is best expressed as one of several ...
AAAI
2010
14 years 11 months ago
2010
In many real world applications, labeled data are usually expensive to get, while there may be a large amount of unlabeled data. To reduce the labeling cost, active learning attem...
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ECTEL
2007
Springer
15 years 3 months ago
2007
Springer
The Virtual Company educational scenario engages students in a professional setting for working and learning. Students are enabled to develop competencies that are derived from pro...
AAAI
2004
14 years 11 months ago
2004
Learning how to create, test, and revise models is a central skill in scientific reasoning. We argue that qualitative modeling provides an appropriate level of representation for ...
KDD
2006
ACM
15 years 10 months ago
2006
ACM
Collaborative recommender systems are highly vulnerable to attack. Attackers can use automated means to inject a large number of biased profiles into such a system, resulting in r...