The Design of Approximation Algorithms

The Design of Approximation Algorithms
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作者: ,
2011-04
版次: 1
ISBN: 9780521195270
定价: 412.90
装帧: 精装
开本: 其他
纸张: 其他
页数: 516页
正文语种: 英语
  • Discreteoptimizationproblemsareeverywhere,fromtraditionaloperationsresearchplanning(scheduling,facilitylocationandnetworkdesign);tocomputersciencedatabases;toadvertisingissuesinviralmarketing.YetmostsuchproblemsareNP-hard;unlessP=NP,therearenoefficientalgorithmstofindoptimalsolutions.Thisbookshowshowtodesignapproximationalgorithms:efficientalgorithmsthatfindprovablynear-optimalsolutions.Thebookisorganizedaroundcentralalgorithmictechniquesfordesigningapproximationalgorithms,includinggreedyandlocalsearchalgorithms,dynamicprogramming,linearandsemidefiniteprogramming,andrandomization.Eachchapterinthefirstsectionisdevotedtoasinglealgorithmictechniqueappliedtoseveraldifferentproblems,withmoresophisticatedtreatmentinthesecondsection.Thebookalsocoversmethodsforprovingthatoptimizationproblemsarehardtoapproximate.Designedasatextbookforgraduate-levelalgorithmcourses,itwillalsoserveasareferenceforresearchersinterestedintheheuristicsolutionofdiscreteoptimizationproblems. DavidP.WilliamsonisaProfessoratCornellUniversitywithajointappointmentintheSchoolofOperationsResearchandInformationEngineeringandintheDepartmentofInformationScience.PriortojoiningCornell,hewasaResearchStaffMemberattheIBMT.J.WatsonResearchCenterandaSeniorManagerattheIBMAlmadenResearchCenter.Hehaswonseveralawardsforhisworkonapproximationalgorithms,includingthe2000FulkersonPrize,sponsoredbytheAmericanMathematicalSocietyandtheMathematicalProgrammingSociety.Hehasservedonseveraleditorialboards,includingACMTransactionsonAlgorithms,MathematicsofOperationsResearch,theSIAMJournalonComputingandtheSIAMJournalonDiscreteMathematics.DavidShmoyshasfacultyappointmentsinboththeSchoolofOperationsResearchandInformationEngineeringandtheDepartmentofComputerScience,andheiscurrentlyAssociateDirectoroftheInstituteforComputationalSustainabilityatCornellUniversity.HeisaFellowoftheACM,wasanNSFPresidentialYoungInvestigator,andhasservedonnumerouseditorialboards,includingMathematicsofOperationsResearch(forwhichheiscurrentlyanassociateeditor),OperationsResearch,theORSAJournalonComputing,MathematicalProgrammingandboththeSIAMJournalonComputingandtheSIAMJournalonDiscreteMathematics;healsoservedaseditor-in-chiefforthelatter.
  • 内容简介:
    Discreteoptimizationproblemsareeverywhere,fromtraditionaloperationsresearchplanning(scheduling,facilitylocationandnetworkdesign);tocomputersciencedatabases;toadvertisingissuesinviralmarketing.YetmostsuchproblemsareNP-hard;unlessP=NP,therearenoefficientalgorithmstofindoptimalsolutions.Thisbookshowshowtodesignapproximationalgorithms:efficientalgorithmsthatfindprovablynear-optimalsolutions.Thebookisorganizedaroundcentralalgorithmictechniquesfordesigningapproximationalgorithms,includinggreedyandlocalsearchalgorithms,dynamicprogramming,linearandsemidefiniteprogramming,andrandomization.Eachchapterinthefirstsectionisdevotedtoasinglealgorithmictechniqueappliedtoseveraldifferentproblems,withmoresophisticatedtreatmentinthesecondsection.Thebookalsocoversmethodsforprovingthatoptimizationproblemsarehardtoapproximate.Designedasatextbookforgraduate-levelalgorithmcourses,itwillalsoserveasareferenceforresearchersinterestedintheheuristicsolutionofdiscreteoptimizationproblems.
  • 作者简介:
    DavidP.WilliamsonisaProfessoratCornellUniversitywithajointappointmentintheSchoolofOperationsResearchandInformationEngineeringandintheDepartmentofInformationScience.PriortojoiningCornell,hewasaResearchStaffMemberattheIBMT.J.WatsonResearchCenterandaSeniorManagerattheIBMAlmadenResearchCenter.Hehaswonseveralawardsforhisworkonapproximationalgorithms,includingthe2000FulkersonPrize,sponsoredbytheAmericanMathematicalSocietyandtheMathematicalProgrammingSociety.Hehasservedonseveraleditorialboards,includingACMTransactionsonAlgorithms,MathematicsofOperationsResearch,theSIAMJournalonComputingandtheSIAMJournalonDiscreteMathematics.DavidShmoyshasfacultyappointmentsinboththeSchoolofOperationsResearchandInformationEngineeringandtheDepartmentofComputerScience,andheiscurrentlyAssociateDirectoroftheInstituteforComputationalSustainabilityatCornellUniversity.HeisaFellowoftheACM,wasanNSFPresidentialYoungInvestigator,andhasservedonnumerouseditorialboards,includingMathematicsofOperationsResearch(forwhichheiscurrentlyanassociateeditor),OperationsResearch,theORSAJournalonComputing,MathematicalProgrammingandboththeSIAMJournalonComputingandtheSIAMJournalonDiscreteMathematics;healsoservedaseditor-in-chiefforthelatter.
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