833 search results - page 51 / 167 » Simpler and better approximation algorithms for network desi... |
FUIN
2006
13 years 7 months ago
2006
In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorithm due to M...
MIDDLEWARE
2004
Springer
14 years 1 months ago
2004
Springer
In mobile ad hoc networks, synchronous communication mechanisms appear to be not suitable, since these assume that the involved entities are present at the same time during the in...
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
Wireless sensor networks have been widely used in many surveillance applications. Due to the importance of sensor nodes in such applications, certain level of protection needs to b...
AINA
2009
IEEE
14 years 2 months ago
2009
IEEE
Over the last few years, target tracking in wireless sensor networks has become a topic of particular interest. This paper presents a tracking system intended for deployment in di...
EVOW
2010
Springer
14 years 2 months ago
2010
Springer
Abstract. IEEE 802.16, also known as WiMAX, is a new wireless access technology for currently increasing demand of wireless high-speed broadband service. Efficient and effective d...