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MOBICOM
2009
ACM
16 years 1 months ago
Mobility increases the connectivity of K-hop clustered wireless networks
In this paper we investigate the connectivity for large-scale clustered wireless sensor and ad hoc networks. We study the effect of mobility on the critical transmission range fo...
Qingsi Wang, Xinbing Wang, Xiaojun Lin
194
Voted
SASN
2005
ACM
16 years 5 days ago
Key distribution and update for secure inter-group multicast communication
Group communication has become an important component in wireless networks. In this paper, we focus on the environments in which multiple groups coexist in the system, and both in...
Weichao Wang, Bharat K. Bhargava
ICNP
1998
IEEE
15 years 11 months ago
Evaluating the Overheads of Source-Directed Quality-of-Service Routing
Quality-of-service (QoS) routing satisfiesapplication performance requirements and optimizes network resource usage but effective path-selection schemes require the distribution o...
Anees Shaikh, Jennifer Rexford, Kang G. Shin
SENSYS
2003
ACM
15 years 12 months ago
Bluetooth and sensor networks: a reality check
The current generation of sensor nodes rely on commodity components. The choice of the radio is particularly important as it impacts not only energy consumption but also software ...
Martin Leopold, Mads Bondo Dydensborg, Philippe Bo...
CORR
2006
Springer
90views Education» more  CORR 2006»
15 years 6 months ago
On entropy for mixtures of discrete and continuous variables
Let X be a discrete random variable with support S and f : S S be a bijection. Then it is wellknown that the entropy of X is the same as the entropy of f(X). This entropy preserva...
Chandra Nair, Balaji Prabhakar, Devavrat Shah