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1、AConnectionistModelofPersonPerceptionandStereotypeFormationChristopheL.Labiouse&RobertM.FrenchDepartmentofPsychologyUniversityofLiege,4000Liège,Belgium{clabiouse,rfrench}@ulg.ac.beAbstractConnectionistmodelinghasbeguntohaveanimpactonresearchinsocialcognition.PDPmodelshavebeenusedtomodelabroadrangeo
2、fsocialpsychologicaltopicssuchaspersonperception,illusorycorrelations,cognitivedissonance,socialcategorizationandstereotypes.SmithandDeCoster[28]recentlyproposedarecurrentconnectionistmodelofpersonperceptionandstereotypingthataccountsforanumberofphenomenausuallyseenascontradictoryordifficulttointeg
3、rateintoasinglecoherentconceptualframework.Whiletheirmodelisbasedonclearlydefinedandpotentiallyfar-reachingtheoreticalprinciples,itnonethelesssuffersfromcertainshortcomings,amongthem,theuseofmisleadingdependentmeasuresandtheincapacityofthenetworktodevelopitsowninternalrepresentations.Weproposeanalt
4、ernativeconnectionistmodel-anautoencoder-toovercometheselimitations.Inparticular,thedevelopmentofstereotypeswithinthecontextofthismodelwillbediscussed.1.IntroductionUntilrecently,connectionistmodelshavehadonlyamarginalimpactonresearchinsocialpsychology.However,inthelastfiveyears,researchershavetrie
5、dtoaccountforcertainwellestablishedphenomenainthesocialcognitiveliteratureusingconnectionistmodels.Amongthesephenomenaareillusorycorrelation[7],cognitivedissonance[26,30],personperception[28],impressionformation[16,17],andcausalattribution[22,29].Read&Miller[23]broughttogetherthesedisparatemodelsin
6、areviewbookdedicatedtoconnectionistmodelsinsocialpsychology.LikeSmith[27],webelievethatconnectionistmodelinginsocialpsychologymayleadtoamajortheoreticalintegrationofourunderstandingofsocialbehaviorandcognition.Afteralongperiodofconflictbetweenthe‘socialcognitive’andthe‘socialidentity’approaches,aco
7、nnectionistapproachtocertainareasofsocialpsychologycouldshedlightonourunderstandingofstereotyping,prejudice,discriminationandotherintergroupprocesses.Smith&DeCoster[28]recentlyproposedwhatis,toourknowledge,
