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TWC
2008
108views more  TWC 2008»
15 years 6 months ago
Quasi-Optimal Channel Assignment for Real-Time Video in OFDM Wireless Systems
In this paper, real-time video transmission with quality of service (QoS) assurance over orthogonal frequency division multiplexing (OFDM) wireless systems is studied. Three quasi-...
Jun Xu, Xuemin Shen, Jon W. Mark, Jun Cai
STOC
2012
ACM
192views Algorithms» more  STOC 2012»
13 years 9 months ago
Nearly optimal sparse fourier transform
We consider the problem of computing the k-sparse approximation to the discrete Fourier transform of an ndimensional signal. We show: • An O(k log n)-time randomized algorithm f...
Haitham Hassanieh, Piotr Indyk, Dina Katabi, Eric ...
CEC
2009
IEEE
16 years 1 months ago
Multi-start JADE with knowledge transfer for numerical optimization
— JADE is a recent variant of Differential Evolution (DE) for numerical optimization, which has been reported to obtain some promising results in experimental study. However, we ...
Fei Peng, Ke Tang, Guoliang Chen, Xin Yao
ISCAS
2008
IEEE
183views Hardware» more  ISCAS 2008»
16 years 29 days ago
Optimal rate allocation for scalable video multicast over WiMAX
—The IEEE 802.16 standard (commonly known as WiMAX), which has been proposed as a new wireless broadband standard, is capable of delivering very high data rate and covering wide ...
Hsin-Yu Chi, Chia-Wen Lin, Yung-Chang Chen, Chih-M...
ESA
2001
Springer
110views Algorithms» more  ESA 2001»
15 years 11 months ago
Round Robin Is Optimal for Fault-Tolerant Broadcasting on Wireless Networks
We study the completion time of broadcast operations on static ad hoc wireless networks in presence of unpredictable and dynamical faults. Concerning oblivious fault-tolerant dist...
Andrea E. F. Clementi, Angelo Monti, Riccardo Silv...