151 search results - page 6 / 31 » Minimizing Movement in Mobile Facility Location Problems |
GLOBECOM
2010
IEEE
14 years 7 months ago
2010
IEEE
In this paper we explore the mobility of a mobile sink in a wireless sensor network (WSN) to prolong the network lifetime. Since the mechanical movement of mobile sink is driven by...
ANOR
2002
14 years 9 months ago
2002
Classical approaches to location problems are based on the minimization of the average distance (the median concept) or the minimization of the maximum distance (the center concept...
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ADHOCNOW
2010
Springer
14 years 7 months ago
2010
Springer
A set of sensors establishes barrier coverage of a given line segment if every point of the segment is within the sensing range of a sensor. Given a line segment I, n mobile sensor...
TPDS
2008
14 years 9 months ago
2008
One of the key research issues in wireless sensor networks (WSNs) is how to efficiently deploy sensors to cover an area. In this paper, we solve the k-coverage sensor deployment pr...
SODA
2008
ACM
14 years 10 months ago
2008
ACM
This paper studies an extension of the k-median problem where we are given a metric space (V, d) and not just one but m client sets {Si V }m i=1, and the goal is to open k facili...