Sciweavers

5068 search results - page 768 / 1014
» Basic Computations in Wireless Networks
Sort
View
ICDCS
2008
IEEE
16 years 1 months ago
Distributed Connected Dominating Set Construction in Geometric k-Disk Graphs
In this paper, we study the problem of minimum connected dominating set in geometric k-disk graphs. This research is motivated by the problem of virtual backbone construction in w...
Kai Xing, Wei Cheng, E. K. Park, Shmuel Rotenstrei...
PERCOM
2008
ACM
16 years 1 months ago
Improving Emergency Response to Mass Casualty Incidents
Mass causality incidents generate a sequence of response events from the emergency services, requiring the allocation and use of resources in a timely fashion. In this paper we de...
Marcus Lucas da Silva, Vassilis Kostakos, Mitsuji ...
WCNC
2008
IEEE
16 years 1 months ago
Simulation of Doubly-Selective Compound K Fading Channels for Mobile-to-Mobile Communications
A computer simulation model is proposed for discretetime doubly-selective compound-K fading channel. It first generates multiple independent mobile-to-mobile Rayleigh fading Chan...
Yuan Liu, Jian Zhang, Yahong Rosa Zheng
WCNC
2008
IEEE
16 years 1 months ago
Sidelobe Suppression for OFDM-Based Cognitive Radios Using Constellation Expansion
— In this paper, we present a novel algorithm for reducing sidelobe interference power levels in OFDM-based cognitive radios. Existing techniques for sidelobe suppression can be ...
Srikanth Pagadarai, Rakesh Rajbanshi, Alexander M....
ADHOCNOW
2008
Springer
16 years 29 days ago
Local Maximal Matching and Local 2-Approximation for Vertex Cover in UDGs
We present 1 − approximation algorithms for the maximum matching problem in location aware unit disc graphs and in growth-bounded graphs. The algorithm for unit disk graph is loc...
Andreas Wiese, Evangelos Kranakis