Jorge Louçã

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This paper examines the interplay of opinion exchange dynamics and communication network formation. An opinion formation procedure is introduced which is based on an abstract representation of opinions as k–dimensional bit–strings. Individuals interact if the difference in the opinion strings is below a defined similarity threshold dI. Depending on dI ,(More)
This paper presents a multi-agent model to support decision-making in organizations. The model is characterized by being interactive, distributed, and incremental and by the use of cognitive maps to represent the knowledge of decision-making actors. The main proposition is to consider the context of concepts belonging to cognitive maps in a way that it(More)
Individual cognitive map Individual cognitive map Individual cognitive map Socio-cognitive model Emergence of a socio-cognitive model Socio-cognitive model influencing individual beliefs La Thèorie de l'Impact Social (TIS) de Latané est utilisée pour identifier les facteurs qui l'impact des croyances individuelles dans le modèle socio-cognitif(More)
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