Belief revision and relevance

The aim of this work is to relate two apparently independent concepts as belief revision and relevance. We propose a formal characterization for the notion of (ir)relevance by means of a set of postulates. Then we define (ir)relevance using change operators and we show that the contraction operation...

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Detalles Bibliográficos
Autores principales: Falappa, Marcelo Alejandro, Maguitman, Ana Gabriela
Formato: Objeto de conferencia
Lenguaje:Inglés
Publicado: 1999
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Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/22243
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Sumario:The aim of this work is to relate two apparently independent concepts as belief revision and relevance. We propose a formal characterization for the notion of (ir)relevance by means of a set of postulates. Then we define (ir)relevance using change operators and we show that the contraction operations of the AGM model can be modeled through (ir)relevance relations and vice versa.