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TCS
2008
13 years 10 months ago
Scheduling to maximize participation
We study a problem of scheduling client requests to servers. Each client has a particular latency requirement at each server and may choose either to be assigned to some server in ...
Ioannis Caragiannis, Christos Kaklamanis, Panagiot...
ALENEX
2009
106views Algorithms» more  ALENEX 2009»
13 years 12 months ago
Drawing Binary Tanglegrams: An Experimental Evaluation
A tanglegram is a pair of trees whose leaf sets are in oneto-one correspondence; matching leaves are connected by inter-tree edges. In applications such as phylogenetics or hierar...
Martin Nöllenburg, Markus Völker, Alexan...
STOC
2006
ACM
108views Algorithms» more  STOC 2006»
14 years 11 months ago
Gowers uniformity, influence of variables, and PCPs
Gowers [Gow98, Gow01] introduced, for d 1, the notion of dimension-d uniformity Ud (f) of a function f : G C, where G is a finite abelian group. Roughly speaking, if a function ...
Alex Samorodnitsky, Luca Trevisan
SODA
2010
ACM
149views Algorithms» more  SODA 2010»
14 years 8 months ago
Sharp kernel clustering algorithms and their associated Grothendieck inequalities
abstract Subhash Khot Assaf Naor In the kernel clustering problem we are given a (large) n ? n symmetric positive semidefinite matrix A = (aij) with n i=1 n j=1 aij = 0 and a (sma...
Subhash Khot, Assaf Naor
CORR
2006
Springer
160views Education» more  CORR 2006»
13 years 10 months ago
Frugality ratios and improved truthful mechanisms for vertex cover
In set-system auctions, there are several overlapping teams of agents, and a task that can be completed by any of these teams. The auctioneer's goal is to hire a team and pay...
Edith Elkind, Leslie Ann Goldberg, Paul W. Goldber...