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» On Clustering Using Random Walks
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IROS
2009
IEEE
132views Robotics» more  IROS 2009»
14 years 2 months ago
Segregation in swarms of mobile robots based on the Brazil nut effect
— We study a simple algorithm inspired by the Brazil nut effect for achieving segregation in a swarm of mobile robots. The algorithm lets each robot mimic a particle of a certain...
Roderich Groß, Stéphane Magnenat, Fra...
ICDE
2008
IEEE
168views Database» more  ICDE 2008»
14 years 2 months ago
Index Design for Dynamic Personalized PageRank
Personalized PageRank, related to random walks with restarts and conductance in resistive networks, is a frequent search paradigm for graph-structured databases. While efficient ba...
Amit Pathak, Soumen Chakrabarti, Manish S. Gupta
SP
2008
IEEE
103views Security Privacy» more  SP 2008»
14 years 2 months ago
Preserving Caller Anonymity in Voice-over-IP Networks
— Applications such as VoIP need to provide anonymity to clients while maintaining low latency to satisfy quality of service (QoS) requirements. Existing solutions for providing ...
Mudhakar Srivatsa, Ling Liu, Arun Iyengar
INFOCOM
2007
IEEE
14 years 1 months ago
On Node Isolation Under Churn in Unstructured P2P Networks with Heavy-Tailed Lifetimes
— Previous analytical studies [12], [18] of unstructured P2P resilience have assumed exponential user lifetimes and only considered age-independent neighbor replacement. In this ...
Zhongmei Yao, Xiaoming Wang, Derek Leonard, Dmitri...
WEBI
2007
Springer
14 years 1 months ago
Blog Community Discovery and Evolution Based on Mutual Awareness Expansion
There are information needs involving costly decisions that cannot be efficiently satisfied through conventional web search engines. Alternately, community centric search can prov...
Yu-Ru Lin, Hari Sundaram, Yun Chi, Jun'ichi Tatemu...