414 search results - page 33 / 83 » Analyzing and Designing of the Classroom Teaching System Bas... |
SIGMETRICS
2010
ACM
14 years 1 months ago
2010
ACM
This paper addresses the problem of determining the node locations in ad-hoc sensor networks when only connectivity information is available. In previous work, we showed that the ...
GIS
2005
ACM
14 years 10 months ago
2005
ACM
The management of moving objects has been intensively studied in the recent years. A wide and increasing range of database applications has to deal with spatial objects whose posi...
SOSP
2003
ACM
14 years 5 months ago
2003
ACM
The challenge for user authentication in a global file system is allowing people to grant access to specific users and groups in remote administrative domains, without assuming ...
MOBISYS
2009
ACM
14 years 9 months ago
2009
ACM
We design, implement, and evaluate a vehicular communication system that improves uplink connectivity through multi-lobe beam pattern switching on a smart antenna. Directionality ...
GLOBECOM
2009
IEEE
14 years 3 months ago
2009
IEEE
—This paper analyzes the carrier-to-interference ratio of the so-called shotgun cellular system (SCS). In the SCS, basestations are placed randomly according to a two-dimensional...