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MM
2009
ACM
160views Multimedia» more  MM 2009»
14 years 2 months ago
On statistical multiplexing of variable-bit-rate video streams in mobile systems
We consider the problem of broadcasting multiple variable-bit-rate (VBR) video streams from a base station to many mobile devices over a wireless network, so that: (i) perceived q...
Cheng-Hsin Hsu, Mohamed Hefeeda
TMC
2010
150views more  TMC 2010»
13 years 5 months ago
Handling Mobility in Wireless Sensor and Actor Networks
— In Wireless Sensor and Actor Networks (WSANs), the collaborative operation of sensors enables the distributed sensing of a physical phenomenon, while actors collect and process...
Tommaso Melodia, Dario Pompili, Ian F. Akyildiz
ICC
2008
IEEE
130views Communications» more  ICC 2008»
14 years 2 months ago
A Polynomial-Time Approximation Algorithm for Weighted Sum-Rate Maximization in UWB Networks
— Scheduling in an ad hoc wireless network suffers from the non-convexity of the cost function, caused by the interference between communication links. In previous optimization t...
Gyouhwan Kim, Qiao Li, Rohit Negi
ICNP
2009
IEEE
14 years 2 months ago
Scalable Video Multicast in Multi-carrier Wireless Data Systems
—Future 4G cellular networks are featured with high data rate and improved coverage, which will enable realtime video multicast and broadcast services. Scalable video coding is v...
Peilong Li, Honghai Zhang, Baohua Zhao, Sampath Ra...
INFOCOM
2010
IEEE
13 years 6 months ago
When Watchdog Meets Coding
Abstract—In this paper, we study the problem of misbehavior detection in wireless networks . A commonly adopted approach is to utilize the broadcast nature of the wireless medium...
Guanfeng Liang, Rachit Agarwal, Nitin Vaidya