1082 search results - page 171 / 217 » User Modeling in Adaptive Hypermedia Educational Systems |
ERCIMDL
2005
Springer
14 years 2 months ago
2005
Springer
The OAI protocol facilitates the aggregation of large numbers of heterogeneous metadata records. In order to make harvested records useable in the context of an OAI service provide...
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Most retrieval models estimate the relevance of each document to a query and rank the documents accordingly. However, such an approach ignores the uncertainty associated with the ...
SIGGRAPH
1999
ACM
14 years 1 months ago
1999
ACM
Realistic acoustic modeling is essential for spatializing sound in distributed virtual environments where multiple networked users move around and interact visually and aurally in...
INFOCOM
2010
IEEE
13 years 7 months ago
2010
IEEE
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...
ICAT
2006
IEEE
14 years 3 months ago
2006
IEEE
Recently, various AR-based product design methodologies have been introduced. In this paper, we propose technologies for enhancing the immersive realization of virtual objects, whe...