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SODA
2010
ACM
178views Algorithms» more  SODA 2010»
15 years 10 months ago
Tree Embeddings for Two-Edge-Connected Network Design
The group Steiner problem is a classical network design problem where we are given a graph and a collection of groups of vertices, and want to build a min-cost subgraph that conne...
Anupam Gupta, Ravishankar Krishnaswamy, R. Ravi
HYBRID
2009
Springer
15 years 7 months ago
Distributed Tree Rearrangements for Reachability and Robust Connectivity
This paper studies connectivity maintenance in robotic networks. We propose a distributed coordination algorithm that can be combined with the individual motion control strategies ...
Michael Schuresko, Jorge Cortés
85
Voted
ICASSP
2009
IEEE
15 years 7 months ago
Exploring functional connectivity in fMRI via clustering
In this paper we investigate the use of data driven clustering methods for functional connectivity analysis in fMRI. In particular, we consider the K-Means and Spectral Clustering...
Archana Venkataraman, Koene R. A. Van Dijk, Randy ...
140
Voted
ISCC
2009
IEEE
254views Communications» more  ISCC 2009»
15 years 7 months ago
Monitoring connectivity in wireless sensor networks
It is important to have continuous connectivity in a wireless sensor network after it is deployed in a hostile environment. However, such networks are constrained by the low usert...
Benahmed Khelifa, Hafid Haffaf, Madjid Merabti, Da...
136
Voted
GLOBECOM
2008
IEEE
15 years 7 months ago
Throughput Analysis of Randomized Sleep Scheduling with Constrained Connectivity in Wireless Sensor Networks
Abstract—In this paper, we investigate and analyze the expected per-node throughput in a wireless sensor network under a randomized sleep scheduling framework with a connectivity...
Youngsang Kim, Changwoo Yang, Chun-Hung Liu