405 search results - page 79 / 81 » Securing cognitive radio networks |
IPSN
2005
Springer
14 years 2 months ago
2005
Springer
— Many sensor network applications require sensors’ locations to function correctly. Despite the recent advances, location discovery for sensor networks in hostile environments...
MOBIHOC
2012
ACM
11 years 11 months ago
2012
ACM
A key feature of wireless communications is the spatial reuse. However, the spatial aspect is not yet well understood for the purpose of designing efficient spectrum sharing mecha...
MOBIWAC
2006
ACM
14 years 2 months ago
2006
ACM
In this work we present a calibration-free system for locating wireless local area network devices, based on the radio frequency characteristics of such networks. Calibration proc...
MOBIHOC
2010
ACM
13 years 6 months ago
2010
ACM
We explore the problem of detecting whether a device has moved within a room. Our approach relies on comparing summaries of received signal strength measurements over time, which ...
TSP
2010
13 years 3 months ago
2010
We formulate and study a decentralized multi-armed bandit (MAB) problem. There are distributed players competing for independent arms. Each arm, when played, offers i.i.d. reward a...