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185
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IJET
2008
15 years 6 months ago
2008
Information about a student's level or state of knowledge is a key aspect for efficient, personalized learning activities. E-learning systems gain such information in two ways...
199
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WWW
2006
ACM
16 years 7 months ago
2006
ACM
The asymmetry of activity in virtual communities is of great interest. While participation in the activities of virtual communities is crucial for a community's survival and ...
179
Voted
MOBISYS
2004
ACM
16 years 6 months ago
2004
ACM
We study the problem of tracking a moving device under two indoor location architectures: an active mobile architecture and a passive mobile architecture. In the former, the infra...
173
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UM
2005
Springer
16 years 7 days ago
2005
Springer
We present a computational framework designed to provide adaptive support aimed at triggering learning from problem-solving activities in the presence of worked-out examples. The k...
172
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ASPLOS
1994
ACM
15 years 11 months ago
1994
ACM
Despite improvements in network interfaces and software messaging layers, software communication overhead still dominates the hardware routing cost in most systems. In this study,...