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FLAIRS
2008
13 years 8 months ago
A Framework for Evaluating Semantic Knowledge in Problem-Solving-Based Intelligent Tutoring Systems
We describe a framework for building intelligent tutoring systems that offer an advanced evaluation of learners' semantic knowledge. The knowledge model makes a pedagogical d...
Philippe Fournier-Viger, Roger Nkambou, Andr&eacut...
DPD
1998
117views more  DPD 1998»
13 years 7 months ago
Solving Local Cost Estimation Problem for Global Query Optimization in Multidatabase Systems
To meet users’ growing needs for accessing pre-existing heterogeneous databases, a multidatabase system (MDBS) integrating multiple databases has attracted many researchers recen...
Qiang Zhu, Per-Åke Larson
AIED
2005
Springer
14 years 1 months ago
DIANE, a diagnosis system for arithmetical problem solving
We hereby describe DIANE an environment that aims at performing an automatic diagnosis on arithmetic problems depending on the productions of the learners. This work relies on resu...
Khider Hakem, Emmanuel Sander, Jean-Marc Labat, Je...
TCSV
2010
13 years 2 months ago
Solving Streaming Capacity Problems in P2P VoD Systems
Abstract--Peer-to-peer (P2P) video-on-demand (VoD) is a popular Internet service for a large number of concurrent users. Streaming capacity in a P2P VoD system is defined as the ma...
Yifeng He, Ling Guan
ICALT
2006
IEEE
14 years 1 months ago
Plagiarism in e-Learning Systems: Identifying and Solving the Problem for Practical Assignments
A big part of life long learning is the move from residential lectures to distance education. Distance education falls under the multi-modal policy of the teaching institution and...
Emil Marais, Ursula Minnaar, David Argles