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164
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DATE
2003
IEEE
15 years 11 months ago
2003
IEEE
Novel reconfigurable computing architectures exploit the inherent parallelism available in many signalprocessing problems. These architectures often consist of networks of compute...
288
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ICDE
2002
IEEE
16 years 7 months ago
2002
IEEE
We study the problem of query optimization in federated relational database systems. The nature of federated databases explicitly decouples many aspects of the optimization proces...
187
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WWW
2004
ACM
16 years 7 months ago
2004
ACM
In this paper we describe a practical framework for studying the navigational behavior of the users of an e-learning environment integrated in a virtual campus. The students navig...
144
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VLDB
1995
ACM
15 years 9 months ago
1995
ACM
Traditionally, optimizers are “programmed” to optimize queries following a set of buildin procedures. However, optimizers should be robust to its changing environment to gener...
192
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AIED
2011
Springer
14 years 10 months ago
2011
Springer
Many Intelligent Tutoring Systems (ITSs) have started to incorporate game-based components in an attempt to improve student engagement during system interactions. iSTART-ME is a ne...