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BMCBI
2010
121views more  BMCBI 2010»
15 years 3 months ago
A grammar-based distance metric enables fast and accurate clustering of large sets of 16S sequences
Background: We propose a sequence clustering algorithm and compare the partition quality and execution time of the proposed algorithm with those of a popular existing algorithm. T...
David J. Russell, Samuel F. Way, Andrew K. Benson,...
SWAT
2004
Springer
156views Algorithms» more  SWAT 2004»
15 years 11 months ago
The Bottleneck Problem with Minimum Quantity Commitments
Given an edge-distance graph of a set of suppliers and clients, the bottleneck problem is to assign each client to a selected supplier minimizing their maximum distance. We introdu...
Andrew Lim, Zhou Xu
GECCO
2003
Springer
148views Optimization» more  GECCO 2003»
15 years 11 months ago
A Hybrid Immune Algorithm with Information Gain for the Graph Coloring Problem
We present a new Immune Algorithm that incorporates a simple local search procedure to improve the overall performances to tackle the graph coloring problem instances. We character...
Vincenzo Cutello, Giuseppe Nicosia, Mario Pavone
ORL
2008
111views more  ORL 2008»
15 years 6 months ago
New formulations and valid inequalities for a bilevel pricing problem
Consider the problem of maximizing the toll revenue collected on a multi-commodity transportation network. This fits a bilevel framework where a leader sets tolls, while users res...
Sophie Dewez, Martine Labbé, Patrice Marcot...
241
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SIGECOM
2011
ACM
232views ECommerce» more  SIGECOM 2011»
14 years 9 months ago
Near optimal online algorithms and fast approximation algorithms for resource allocation problems
We present algorithms for a class of resource allocation problems both in the online setting with stochastic input and in the offline setting. This class of problems contains man...
Nikhil R. Devanur, Kamal Jain, Balasubramanian Siv...