DAWAK
2011
Springer
13 years 6 months ago
2011
Springer
Data cleaning and ETL processes are usually modeled as graphs of data transformations. The involvement of the users responsible for executing these graphs over real data is importa...
IWCMC
2006
ACM
15 years 9 days ago
2006
ACM
The communication of voice over wireless local area networks (WLANs) is influenced by the choice of speech codec, packetization interval and PHY layer bit rates. These choices a�...
GLOBECOM
2008
IEEE
15 years 24 days ago
2008
IEEE
— In this paper we study the complexity of spectrum assignment problems in cognitive radio networks (CRNs) in the presence of several constraints. Although optimal spectrum assig...