232 search results - page 23 / 47 » User Session Models for Educational Systems based on Multipl... |
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...
ISBRA
2010
Springer
14 years 3 months ago
2010
Springer
Biological research is becoming increasingly complex and data-rich, with multiple public databases providing a variety of resources: hundreds of thousands of substances and interac...
IJMMS
2007
13 years 8 months ago
2007
: In information systems that support knowledge-discovery applications such as scientific exploration, reliance on highly structured ontologies as data-organization aids can be lim...
CORR
2011
Springer
13 years 3 months ago
2011
Springer
This paper is about a better understanding on the structure and dynamics of science and the usage of these insights for compensating the typical problems that arises in metadata-d...
ICDE
2010
IEEE
14 years 8 months ago
2010
IEEE
Searching and extracting meaningful information out of highly heterogeneous datasets is a hot topic that received a lot of attention. However, the existing solutions are based on e...