236 search results - page 27 / 48 » Model of primary and secondary context |
SIAMAM
2002
13 years 10 months ago
2002
A simple single substrate limiting model of a growing biofilm layer is presented. One-dimensional moving front solutions are analyzed. Under certain conditions these solutions are ...
GLOBECOM
2008
IEEE
14 years 5 months ago
2008
IEEE
— In this paper, we study the weighted sum rate maximization of multicell cellular cognitive radio networks (CRNs) which are overlaid with multicell primary radio networks (PRNs)...
AINA
2011
IEEE
13 years 2 months ago
2011
IEEE
— Next generation wireless networks will be heterogeneous, where several primary users (PU e.g. licensed users) and secondary users (SU e.g. unlicensed users) can operate in the ...
ENVSOFT
2008
13 years 11 months ago
2008
The decoupled direct method in three dimensions (DDM-3D) provides an efficient and accurate approach for probing the sensitivity of atmospheric pollutant concentrations to various...
COMSIS
2004
13 years 10 months ago
2004
"Software engineering" was introduced as a model for the field of software development in 1968. This paper reconsiders that model in the light of four decades of experie...