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MOBIHOC
2009
ACM
14 years 8 months ago
Characterizing the exit process of a non-saturated IEEE 802.11 wireless network
In this paper, we consider a non-saturated IEEE 802.11 based wireless network. We use a three-way fixed point to model the node behavior with Bernoulli packet arrivals and determi...
Punit Rathod, Onkar Dabeer, Abhay Karandikar, Anir...
SIGCOMM
2005
ACM
14 years 1 months ago
Meridian: a lightweight network location service without virtual coordinates
This paper introduces a lightweight, scalable and accurate framework, called Meridian, for performing node selection based on network location. The framework consists of an overla...
Bernard Wong, Aleksandrs Slivkins, Emin Gün S...
MM
2010
ACM
202views Multimedia» more  MM 2010»
13 years 6 months ago
Accelerated IPTV channel change with transcoded unicast bursting
We study video transcoding for accelerated channel changes in IPTV systems. Video transcoding at the Retransmission Server not only reduces the channel change latency, but also re...
Zhi Li, Ali C. Begen, Xiaoqing Zhu, Bernd Girod
MSWIM
2005
ACM
14 years 1 months ago
Trade-offs in bit-rate allocation for wireless video streaming
One of the central problems in video transmission over lossy channels is the choice of source and channel coding rates to allocate the available transmission rate optimally. In th...
Vladimir Vukadinovic, Gunnar Karlsson
DSD
2008
IEEE
166views Hardware» more  DSD 2008»
14 years 2 months ago
Pearson - based Analysis of Positioning Error Distribution in Wireless Sensor Networks
Abstract—In two recent contributions [1], [2], we have provided a comparative analysis of various optimization algorithms, which can be used for atomic location estimation, and s...
Stefano Tennina, Marco Di Renzo, Fabio Graziosi, F...