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1、2.优秀论文一具体要求：1月28日上午汇报1）论文主要内容、具体模型和求解算法（针对摘要和全文进行概括）；Inthepart1,wewilldesignaschedulewithfixedtripdatesandtypesandalsoroutes.Inthepart2,wedesignaschedulewithfixedtripdatesandtypesbutunrestrainedroutes.Inthepart3,wedesignaschedulewithfixedtripdatesbutunrestrainedtypesandroutes.Inpart1,passengersh
2、avetotravelalongtherigidroutesetbyriveragency,sotheproblemshouldbetocomeupwiththescheduletoarrangeforthemaximumnumberoftripswithoutoccurrenceoftwodifferenttripsoccupyingthesamecampsiteonthesameday.Inpart2,passengershavethefreedomtochoosewhichcampsitestostopat,thereforethemathematicaldescriptiono
3、ftheiractionsinevitablyinvolverandomnessandprobability,andweactuallyuseaprobabilitymodel.Thenextcampsitepassengerschooseatacurrentgivencampsiteissubjecttoacertaindistribution,andwedescribeeventsoftwotripsoccupyingthesamecampsiteyprobability.Noteinprobabilitymodelitisnolongerappropriatetosaythatt
4、wotripsdonotmeetatacampsitewithcertainty;instead,weregardeventsasimpossibleiftheirprobabilitiesarebelowanadequatelysmallnumber.Thenwetrytofindtheoptimalschedule.Inpart3,passengershavethefreedomtochooseboththetypeandrouteofthetrip;thereforeaprobabilitymodelisalsonecessary.Wecontinuetoadopttheprob
5、abilitydescriptionasinpart2andthentrytofindtheoptimalschedule.Inpart1,wefindthescheduleoftripswithfixeddates,types(propulsionandduration)androutes(whichcampsitesthetripstopsat),andtoachievethisweusearathernovelmethod.Thekeyideaistodividecampsitesintodifferent“orbits”thatonlyallowssomecertaintrip
6、typestotravelin,thereforetheproblemturnsintoseveralseparatesmallproblemtoallocatefewertriptypes,andthediscussionoforbitsallowingone,two,threetriptypesleadtogeneralresultwhichcandealwithanyvalueofY.Particularly,weletY=150,aratherrealisticnumberofcampsites,todemonstrateaconcretescheduleandthecarry
7、ingcapacityoftheriveris2340trips.Inpart2,wefindthescheduleoftripswithfixeddates,typesbutunrestrainedroutes.Tobetterdescribethebehavioroftourists,weneedtouseastochasticmodel（随机模型）.Weassumeaclassicalprobabilitymodelandalsouset
