Lecture notes
Lecture notes Language and Cognition (Ps210)
- Institution
- The University Of Warwick (UoW)
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eena revision notesMemory semantics thestudyofmeaning
memory whiningterhmory m
investigatingconceptsandfactscannoteasilybeseparatedfromthe
inarative
implicitmemory meaningofwordsinourlanguagebecausetypically we expressfactsconc
memory
andmeaningsusingwords
Episodic semantic
experiences
and
meaningfacts
Thismeansthat investigationsofsemanticmemoryareofteninvestigation
ofwordmeaningsandlanguagecategories
mantics networkmodels
erarchicalnetworkmodel collinsandquilian 19691
investigated aspectsofan earlypsychologicalmodelof categorisationandconcepts
conceptsarerepresented
bynodes in a network eachcategoryconcept egdog islinkedtothecategorythatincludesi
gmammallbyan is a link forma heirachy
Each concepthasknownpropertiesor attributesthatuniquelycharacterise it andtheseattributesarelinkedto therelevant
neepts
notanfactsneedtobeexplicitlystoredandfactsdonotneedtoberepeatedforeverysmallconcept category if theyare
pertiesof a biggercontainingcategory
ample warmbloodeddoesnotneedto belinkedto a dog becausedogis a mammaland a mammal iswarm blooded
, centenceverificationtask veritiesHNM
asking a yes noquestionabouta worde.gdoesa salmonhavegills is a canary abird
ntheheirarchicalnetworkmodel it is predictedthatthetimetakento completethistaskshoulddependonthedistanceoftravel
weenthetwoconcepts forayesresponse
propertiesof a generalcategoryshouldbe slowertoconfirmthan a specific category
prediction experimentallyconfirmed
ticismsofHNM
herelationshipsthatareconfirmedquickeralsoinvolvewordsthatcooccurmoreoften
scentencesabout
canarytypicallymention yellowmorethan lungs
terthiscooccurrencecountis regressedout theRtdifferencedisappears
slowerconfirmedcategoryscentencesmentionbiggercategories potentialalternative explanation
itmighttakelongertoconfirm is a canaryananimalthan a birdnotbecause ofgreaterdistancebutbecauseanimalis amu
gercategoryto searchthrough
Not an semantic relationships canbeproperlyrepresented in thenetworn
whatwould bethelinkbetweentruthandjustice
wordscanhavemore thanonelinnedsensepolysemy
eg is anew's pet
ÉÉÉiiplayer
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