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» On space-stretch trade-offs: lower bounds
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SODA
2004
ACM
91views Algorithms» more  SODA 2004»
13 years 7 months ago
Competitive analysis of organization networks or multicast acknowledgement: how much to wait?
We study, from the competitive analysis perspective, the trade off between communication cost and delay cost (or simply the sendor-wait dilemma) on a hierarchy (rooted tree). The p...
Carlos Brito, Elias Koutsoupias, Shailesh Vaya
AAAI
2008
13 years 8 months ago
An Efficient Motion Planning Algorithm for Stochastic Dynamic Systems with Constraints on Probability of Failure
When controlling dynamic systems, such as mobile robots in uncertain environments, there is a trade off between risk and reward. For example, a race car can turn a corner faster b...
Masahiro Ono, Brian C. Williams
CASES
2009
ACM
13 years 3 months ago
Spatial complexity of reversibly computable DAG
In this paper we address the issue of making a program reversible in terms of spatial complexity. Spatial complexity is the amount of memory/register locations required for perfor...
Mouad Bahi, Christine Eisenbeis
FOCS
2009
IEEE
14 years 16 days ago
Distance Oracles for Sparse Graphs
Abstract— Thorup and Zwick, in their seminal work, introduced the approximate distance oracle, which is a data structure that answers distance queries in a graph. For any integer...
Christian Sommer 0002, Elad Verbin, Wei Yu
TCC
2009
Springer
130views Cryptology» more  TCC 2009»
14 years 6 months ago
How Efficient Can Memory Checking Be?
We consider the problem of memory checking, where a user wants to maintain a large database on a remote server but has only limited local storage. The user wants to use the small ...
Cynthia Dwork, Moni Naor, Guy N. Rothblum, Vinod V...