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CORR
2004
Springer
144views Education» more  CORR 2004»
13 years 7 months ago
Iterative Quantization Using Codes On Graphs
We study codes on graphs combined with an iterative message passing algorithm for quantization. Specifically, we consider the binary erasure quantization (BEQ) problem which is th...
Emin Martinian, Jonathan S. Yedidia
TCOM
2008
105views more  TCOM 2008»
13 years 7 months ago
Source fidelity over fading channels: performance of erasure and scalable codes
We consider the transmission of a Gaussian source through a block fading channel. Assuming each block is decoded independently, the received distortion depends on the tradeoff betw...
Konstantinos E. Zachariadis, Michael L. Honig, Agg...
PLDI
2003
ACM
14 years 1 months ago
A comparison of empirical and model-driven optimization
Empirical program optimizers estimate the values of key optimization parameters by generating different program versions and running them on the actual hardware to determine which...
Kamen Yotov, Xiaoming Li, Gang Ren, Michael Cibuls...
IPPS
2009
IEEE
14 years 2 months ago
Flexible pipelining design for recursive variable expansion
Many image and signal processing kernels can be optimized for performance consuming a reasonable area by doing loops parallelization with extensive use of pipelining. This paper p...
Zubair Nawaz, Thomas Marconi, Koen Bertels, Todor ...
IPSN
2004
Springer
14 years 1 months ago
How to distribute sensors in a random field?
In this paper, we study the optimal way of distributing sensors in a random field to minimize the estimation distortion. We show that this problem is equivalent to certain proble...
Xin Zhang, Stephen B. Wicker