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AIPS
1998

Randomization in Backtrack Search: Exploiting Heavy-Tailed Profiles for Solving Hard Scheduling Problems

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Randomization in Backtrack Search: Exploiting Heavy-Tailed Profiles for Solving Hard Scheduling Problems
Westudytheruntimeprofilesofcompletebacktrackstylesearchmethodsappliedtohardschedulingproblems.Suchsearchmethodsoftenexhibita largevariabilityinperformanceduetothenon-standardnature oftheirunderlyingcostdistributions.Thedistributionsgenerallyexhibitverylongtailsor"heavytails" andarebestcharacterizedbya generalclassofdistributionsthathavenomoments(i.e.,aninfinitemean, variance,etc.).Weshowhowonecanexploitthespecialnatureofsuchdistributionstosignificantlyimproveupondeterministic completesearch procedures.
Carla P. Gomes, Bart Selman, Ken McAloon, Carol Tr
Added 01 Nov 2010
Updated 01 Nov 2010
Type Conference
Year 1998
Where AIPS
Authors Carla P. Gomes, Bart Selman, Ken McAloon, Carol Tretkoff
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