2001 search results - page 201 / 401 » Local solutions for global problems in wireless networks |
200
click to vote
JPDC
2006
15 years 6 months ago
2006
An important problem in wireless ad hoc and sensor networks is to select a few nodes to form a virtual backbone that supports routing and other tasks such as area monitoring. Prev...
149
click to vote
ECCV
2002
Springer
16 years 8 months ago
2002
Springer
Many approaches have been proposed to locate faces in an image. There are, however, two problems in previous facial shape models using feature points. First, the dimension of the s...
181
click to vote
IPPS
2005
IEEE
16 years 1 days ago
2005
IEEE
An important problem in wireless networks, such as wireless ad hoc and sensor networks, is to select a few nodes to form a virtual backbone that supports routing and other tasks s...
207
click to vote
COMSUR
2011
14 years 6 months ago
2011
—Wireless sensor networks (WSNs) are networks of distributed autonomous devices that can sense or monitor physical or environmental conditions cooperatively. WSNs face many chall...
194
click to vote
INFOCOM
2008
IEEE
16 years 26 days ago
2008
IEEE
—Achieving secure time-synchronization in wireless sensor networks (WSNs) is a challenging, but very important problem that has not yet been addressed effectively. This paper pro...