Sciweavers

105 search results - page 5 / 21
» Improved approximation algorithms for minimum-weight vertex ...
Sort
View
157
Voted
TCC
2007
Springer
100views Cryptology» more  TCC 2007»
15 years 12 months ago
Private Approximation of Clustering and Vertex Cover
Private approximation of search problems deals with finding approximate solutions to search problems while disclosing as little information as possible. The focus of this work is ...
Amos Beimel, Renen Hallak, Kobbi Nissim
180
Voted
FOCS
2008
IEEE
16 years 8 days ago
Constant-Time Approximation Algorithms via Local Improvements
We present a technique for transforming classical approximation algorithms into constant-time algorithms that approximate the size of the optimal solution. Our technique is applic...
Huy N. Nguyen, Krzysztof Onak
162
Voted
CORR
2006
Springer
160views Education» more  CORR 2006»
15 years 5 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...
153
Voted
ICANN
2007
Springer
15 years 12 months ago
MaxSet: An Algorithm for Finding a Good Approximation for the Largest Linearly Separable Set
Finding the largest linearly separable set of examples for a given Boolean function is a NP-hard problem, that is relevant to neural network learning algorithms and to several prob...
Leonardo Franco, José Luis Subirats, Jos&ea...
WADS
2001
Springer
86views Algorithms» more  WADS 2001»
15 years 10 months ago
Practical Approximation Algorithms for Separable Packing Linear Programs
Abstract. We describe fully polynomial time approximation schemes for generalized multicommodity flow problems arising in VLSI applications such as Global Routing via Buffer Block...
Feodor F. Dragan, Andrew B. Kahng, Ion I. Mandoiu,...