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FOCS
2006
IEEE
14 years 2 months ago
Approximation Algorithms for Non-Uniform Buy-at-Bulk Network Design
We consider approximation algorithms for non-uniform buy-at-bulk network design problems. The first nontrivial approximation algorithm for this problem is due to Charikar and Kar...
Chandra Chekuri, Mohammad Taghi Hajiaghayi, Guy Ko...
ICIP
2007
IEEE
14 years 10 months ago
Design of an Active Set Top Box in a Wireless Network for Scalable Streaming Services
The popularity of multimedia streaming services via wireless home networks has confronted major challenges in quality improvement for services through a set top box (STB). Even th...
Heung Ki Lee, Varrian Hall, Ki Hwan Yum, Kyoung Il...
DCC
2001
IEEE
14 years 8 months ago
The Coding-Optimal Transform
We propose a new transform coding algorithm that integrates all optimization steps into a coherent and consistent framework. Each iteration of the algorithm is designed to minimiz...
Cynthia Archer, Todd K. Leen
VLSID
2002
IEEE
79views VLSI» more  VLSID 2002»
14 years 9 months ago
A Power Minimization Technique for Arithmetic Circuits by Cell Selection
As a basic cell of arithmetic circuits, a one-bit full adder and a counter are usually used. Minimizing power consumption of these components is a key issue for low-power circuit ...
Masanori Muroyama, Tohru Ishihara, Akihiko Hyodo, ...
ICASSP
2008
IEEE
14 years 3 months ago
Computationally efficient equalization of room impulse responses robust to system estimation errors
Equalization techniques for room impulse responses (RIRs) are important in acoustic signal processing applications such as speech dereverberation. In practice, only approximate es...
Wancheng Zhang, Nikolay D. Gaubitch, Patrick A. Na...