528 search results - page 71 / 106 » Approximation algorithm for minimal convergecast time proble... |
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
— In this paper, we address the network maintenance problem, in which we aim to maximize the lifetime of a sensor network by adding a set of relays to it. The network lifetime is...
WISEC
2010
ACM
14 years 1 months ago
2010
ACM
The locations of base stations are critically important to the viability of wireless sensor networks. In this paper, we examine the location privacy problem from both the attack a...
MOBIDE
2003
ACM
14 years 29 days ago
2003
ACM
This paper presents TiNA, a scheme for minimizing energy consumption in sensor networks by exploiting end-user tolerance to temporal coherency. TiNA utilizes temporal coherency to...
ICNP
2006
IEEE
14 years 1 months ago
2006
IEEE
—Data caching can significantly improve the efficiency of information access in a wireless ad hoc network by reducing the access latency and bandwidth usage. However, designing e...
INFOCOM
2011
IEEE
12 years 11 months ago
2011
IEEE
—We formulate the problem of delay constrained energy-efficient broadcast in cooperative multihop wireless networks. We show that this important problem is not only NPcomplete, ...