797 search results - page 62 / 160 » On the Effects of Cooperation in DTNs |
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
—This paper discusses transmit antenna subset selection schemes for downlink closed-loop multiple-input multiple-output (MIMO) systems in multicell environments. A simplified coo...
INFOCOM
2011
IEEE
12 years 11 months ago
2011
IEEE
—Cooperative communication has attracted dramatic attention in the last few years due to its advantage in mitigating channel fading. Despite much effort that has been made in the...
GROUP
1993
ACM
13 years 12 months ago
1993
ACM
The Assistant for Cooperative Work (ASCW) is a powerful system for the management of distributed work. It consists of the Task Manager, the organizational information system TOSCA...
VTC
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract—It is widely recognized that differential decode-andforward (DDF) cooperative transmission scheme is capable of providing a superior performance compared to classic dire...
HCI
2007
13 years 9 months ago
2007
Cooperation and competition are important subjects in social and economical studies. Similar dynamics exists in large-scale online communities. In this paper, we present a quantita...