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» On Generalized Feistel Networks
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SOCIALCOM
2010
14 years 10 months ago
Churn in Social Networks: A Discussion Boards Case Study
Churn has been identified as an important issue in a wide range of industries. In social networks, churn represents a significant risk for the health and functioning of communities...
Marcel Karnstedt, Tara Hennessy, Jeffrey Chan, Con...
CCR
2010
97views more  CCR 2010»
14 years 10 months ago
On building special-purpose social networks for emergency communication
In this paper we propose a system that will allow people to communicate their status with friends and family when they find themselves caught up in a large disaster (e.g., sending...
Mark Allman
SIAMCOMP
2010
125views more  SIAMCOMP 2010»
14 years 7 months ago
Approximating Steiner Networks with Node-Weights
The (undirected) Steiner Network problem is: given a graph = ( , ) with edge/node-weights and edge-connectivity requirements { ( , ) : , }, find a minimumweight subgraph of conta...
Zeev Nutov
WS
2006
ACM
15 years 6 months ago
Modeling Ad-hoc rushing attack in a negligibility-based security framework
In this paper, we propose a formal notion of network security for ad hoc networks. We adopt a probabilistic security framework, that is, security is defined by a polynomially bou...
Jiejun Kong, Xiaoyan Hong, Mario Gerla
MOBIHOC
2005
ACM
16 years 8 days ago
A secure ad-hoc routing approach using localized self-healing communities
Mobile ad hoc networks (MANETs) are vulnerable to routing attacks, especially attacks launched by non-cooperative (selfish or compromised) network members and appear to be protoco...
Jiejun Kong, Xiaoyan Hong, Yunjung Yi, Joon-Sang P...