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APPROX
2006
Springer
15 years 1 months ago
2006
Springer
In this paper, we develop a new "robust mixing" framework for reasoning about adversarially modified Markov Chains (AMMC). Let P be the transition matrix of an irreducib...
APPROX
2006
Springer
15 years 1 months ago
2006
Springer
Inspired by Feige (36th STOC, 2004), we initiate a study of sublinear randomized algorithms for approximating average parameters of a graph. Specifically, we consider the average ...
APPROX
2008
Springer
15 years 3 days ago
2008
Springer
We study the problem of local search on a graph. Given a real-valued black-box function f on the graph's vertices, this is the problem of determining a local minimum of f--a v...
APPROX
2004
Springer
15 years 3 months ago
2004
Springer
A quantum encryption scheme (also called private quantum channel, or state randomization protocol) is a one-time pad for quantum messages. If two parties share a classical random s...
APPROX
2004
Springer
15 years 3 months ago
2004
Springer
The central observation of this paper is that if ǫn random arcs are added to any n-node strongly connected digraph with bounded degree then the resulting graph has diameter O(ln ...