847 search results - page 72 / 170 » A Performance Comparison of Recent Network Simulators |
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
— In most wireless relay networks, the source and relay nodes transmit successively via fixed time division (FTD) and each relay forwards a packet immediately upon receiving. In...
MDM
2010
Springer
14 years 14 days ago
2010
Springer
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
We consider the problem of rate allocation among multiple simultaneous video streams sharing multiple heterogeneous access networks. We develop and evaluate an analytical framework...
ICN
2001
Springer
14 years 4 days ago
2001
Springer
The current VoIP transfer methods using low bit rate codes such as G.723.1 and G.729 are still very inefficient due to its small payload size in comparison with its large overhead ...
TSP
2010
13 years 2 months ago
2010
We consider the problem of distributed channel estimation in a sensor network which employs a random sleep strategy to conserve energy. If the N network nodes are randomly placed a...