Sciweavers

IPCO
2010
210views Optimization» more  IPCO 2010»
13 years 3 months ago
A 3-Approximation for Facility Location with Uniform Capacities
We consider the facility location problem where each facility can serve at most U clients. We analyze a local search algorithm for this problem which uses only the operations of ad...
Ankit Aggarwal, L. Anand, Manisha Bansal, Naveen G...
JSAT
2008
122views more  JSAT 2008»
13 years 4 months ago
SAT Algorithms for Colouring Some Special Classes of Graphs: Some Theoretical and Experimental Results
The local search algorithm GSAT is based on the notion of Satisfiability. It has been used successfully for colouring graphs, solving instances of the 3SAT problem, planning block...
Sriyankar Acharyya
CIBCB
2009
IEEE
13 years 5 months ago
rnaDesign: Local search for RNA secondary structure design
Abstract-- The RNA secondary structure design (SSD) problem is a recently emerging research topic motivated by applications such as customized drug design and the self-assembly of ...
Denny C. Dai, Herbert H. Tsang, Kay C. Wiese
AAAI
1996
13 years 5 months ago
A Graph-Based Method for Improving GSAT
GSAT is a randomized greedy local repair procedure that was introduced for solving propositional satis ability and constraint satisfaction problems. We present an improvement to G...
Kalev Kask, Rina Dechter
IJCAI
2003
13 years 5 months ago
Making the Breakout Algorithm Complete Using Systematic Search
Local search algorithms have been very successful for solving constraint satisfaction problems (CSP). However, a major weakness has been that local search is unable to detect unso...
Carlos Eisenberg, Boi Faltings
AIPS
2006
13 years 6 months ago
Exploiting the Power of Local Search in a Branch and Bound Algorithm for Job Shop Scheduling
This paper presents three techniques for using an iterated local search algorithm to improve the performance of a state-of-the-art branch and bound algorithm for job shop scheduli...
Matthew J. Streeter, Stephen F. Smith
AAAI
2006
13 years 6 months ago
Disco - Novo - GoGo: Integrating Local Search and Complete Search with Restarts
A hybrid algorithm is devised to boost the performance of complete search on under-constrained problems. We suggest to use random variable selection in combination with restarts, ...
Meinolf Sellmann, Carlos Ansótegui
DATESO
2007
107views Database» more  DATESO 2007»
13 years 6 months ago
Work with Knowledge on the Internet - Local Search
Authors are looking within their research grant new original web local search algorithm respecting specifics of Czech national environment. We would like to initiate further debate...
Antonin Pavlicek, Josef Muknsnabl
AAAI
2010
13 years 6 months ago
Fast Local Search Algorithm for Weighted Feedback Arc Set in Tournaments
We present a fast local search algorithm that finds an improved solution (if there is any) in the k-exchange neighborhood of the given solution to an instance of WEIGHTED FEEDBACK...
Fedor V. Fomin, Daniel Lokshtanov, Venkatesh Raman...
EVOW
2008
Springer
13 years 6 months ago
Reactive Stochastic Local Search Algorithms for the Genomic Median Problem
Abstract. The genomic median problem is an optimization problem inspired by a biological issue: it aims at finding the chromosome organization of the common ancestor to multiple li...
Renaud Lenne, Christine Solnon, Thomas Stützl...