798 search results - page 35 / 160 » Comparing the expressive power of access control models |
SACMAT
2005
ACM
14 years 1 months ago
2005
ACM
We investigate a generalization of the notion of XML security view introduced by Stoica and Farkas [17] and later refined by Fan et al. [8]. The model consists of access control ...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Two-ray ground reflection model has been widely used as the propagation model to investigate the performance of an ad hoc network. But two-ray model is too simple to represent a r...
JSAC
2006
13 years 7 months ago
2006
This manuscript introduces a mathematically tractable and accurate model of narrowband power line noise based on experimental measurements. In this paper, the noise is expressed as...
GLOBECOM
2006
IEEE
14 years 1 months ago
2006
IEEE
— We present the results of simulation experiments that compare end-to-end error management (used in controlled access MAC protocols) against hop-by-hop error management (used in...
BMCBI
2004
13 years 7 months ago
2004
Background: cDNA microarrays are a powerful means to screen for biologically relevant gene expression changes, but are often limited by their ability to detect small changes accur...