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» Simulation Optimization: Methods and Applications
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TMC
2010
125views more  TMC 2010»
15 years 1 months ago
Threshold-Based Media Streaming Optimization for Heterogeneous Wireless Networks
The integration of different wireless access technologies combined with the huge characteristic diversity of supported services in next-generation wireless systems creates a real h...
Ahmed H. Zahran, Cormac J. Sreenan
CORR
2010
Springer
275views Education» more  CORR 2010»
15 years 6 months ago
Dictionary Optimization for Block-Sparse Representations
Recent work has demonstrated that using a carefully designed dictionary instead of a predefined one, can improve the sparsity in jointly representing a class of signals. This has m...
Kevin Rosenblum, Lihi Zelnik-Manor, Yonina C. Elda...
INFORMATICALT
2011
170views more  INFORMATICALT 2011»
15 years 1 months ago
Community Detection Through Optimal Density Contrast of Adjacency Matrix
Detecting communities in real world networks is an important problem for data analysis in science and engineering. By clustering nodes intelligently, a recursive algorithm is desig...
Tianzhu Liang, Kwok Yip Szeto
DCC
2004
IEEE
16 years 6 months ago
Rate-Distortion Optimized Slicing, Packetization and Coding for Error Resilient Video Transmission
This paper presents an algorithm to optimize the tradeoff between rate and expected end-to-end distortion of a video sequence transmitted over a packet network. The approach optim...
Enrico Masala, Hua Yang, Kenneth Rose, Juan Carlos...
ICC
2007
IEEE
150views Communications» more  ICC 2007»
16 years 20 days ago
Utility-based Optimal Rate Allocation for Heterogeneous Wireless Multicast
Abstract— Heterogeneous multicast is an efficient communication scheme especially for multimedia applications running over multihop networks when multicast receivers in the same...
Amr M. Mohamed, Hussein M. Alnuweiri