459 search results - page 64 / 92 » Detecting Spam at the Network Level |
WCNC
2010
IEEE
13 years 11 months ago
2010
IEEE
—It is well known that symbol timing offsets larger than the cyclic prefix as well as carrier frequency offsets between transmitter and receiver stations destroy the orthogonali...
ADHOC
2008
13 years 7 months ago
2008
Caching techniques can be used to reduce bandwidth consumption and data access delay in wireless ad hoc networks. When cache is used, the issue of cache consistency must be addres...
SP
2008
IEEE
13 years 7 months ago
2008
IEEE
This paper presents a predictable and quantifiable approach to designing a covert communication system capable of effectively exploiting covert channels found in the various layer...
CISS
2010
IEEE
12 years 11 months ago
2010
IEEE
—This paper presents the system level performance evaluation for energy-detection based cooperative spectrum sensing in cognitive radio networks. Three performance criteria are q...
IEEEIAS
2008
IEEE
14 years 2 months ago
2008
IEEE
Information assurance in critical infrastructure is an issue that has been addressed generally focusing on real-time or quasi real-time monitoring of the critical infrastructure; ...