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ICDCS
2008
IEEE
16 years 15 days 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...
ADHOCNOW
2008
Springer
16 years 12 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
WOWMOM
2006
ACM
91views Multimedia» more  WOWMOM 2006»
15 years 12 months ago
A Station-Based Adaptation Algorithm to Improve Robustness of IEEE 802.11
This paper studies a Bad Apple phenomenon caused by Head-of-Line blocking in IEEE 802.11 networks. This problem can adversely affect the performance of wireless multimedia streami...
Jean Cao, Yujing Wu, Carey L. Williamson
COCOA
2008
Springer
15 years 7 months ago
Optimal Movement of Mobile Sensors for Barrier Coverage of a Planar Region
Intrusion detection, area coverage and border surveillance are important applications of wireless sensor networks today. They can be (and are being) used to monitor large unprotec...
Binay K. Bhattacharya, B. Burmester, Yuzhuang Hu, ...
MOBISYS
2007
ACM
16 years 5 months ago
Context-aware access to public shared devices
To allow for an efficient usage of a device in pervasive computing environments, reliable and yet convenient user access is an important requirement. The problem becomes more comp...
David Jea, Ian Yap, Mani B. Srivastava