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» Sharpness: A Tight Condition for Scalability
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SIROCCO
2008
13 years 6 months ago
Sharpness: A Tight Condition for Scalability
: A distributed system is scalable if the rate at which it completes its computation and communication tasks does not depend on its size. As an example, the scalability of a peer-t...
Augustin Chaintreau
ICALP
2009
Springer
14 years 5 months ago
Tight Bounds for the Cover Time of Multiple Random Walks
We study the cover time of multiple random walks. Given a graph G of n vertices, assume that k independent random walks start from the same vertex. The parameter of interest is the...
Robert Elsässer, Thomas Sauerwald
COLT
2006
Springer
13 years 8 months ago
A Randomized Online Learning Algorithm for Better Variance Control
We propose a sequential randomized algorithm, which at each step concentrates on functions having both low risk and low variance with respect to the previous step prediction functi...
Jean-Yves Audibert
CORR
2007
Springer
97views Education» more  CORR 2007»
13 years 4 months ago
Side-information Scalable Source Coding
Abstract—We consider the problem of side-information scalable (SI-scalable) source coding, where the encoder constructs a two-layer description, such that the receiver with high ...
Chao Tian, Suhas N. Diggavi
DATE
2004
IEEE
210views Hardware» more  DATE 2004»
13 years 8 months ago
Loop Shifting and Compaction for the High-Level Synthesis of Designs with Complex Control Flow
Emerging embedded system applications in multimedia and image processing are characterized by complex control flow consisting of deeply nested conditionals and loops. We present a...
Sumit Gupta, Nikil Dutt, Rajesh Gupta, Alexandru N...