Jean-Louis Dessalles

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Two different conceptions of emergence are reconciled as two instances of the phenomenon of detection. In the process of comparing these two conceptions, we find that the notions of complexity and detection allow us to form a unified definition of emergence that clearly delineates the role of the observer. Résumé Deux définitions différentes de l'émergence(More)
Episodic memory is certainly a unique endowment, but its primary purpose is something other than to provide raw material for creative synthesis of future scenarios. Remembered episodes are exactly those that are worth telling. The function of episodic memory, in my view, is to accumulate stories that are relevant to recount in conversation. As the authors(More)
This study is an attempt to measure the variations of interest aroused by conversational narratives when definite dimensions of the reported events are manipulated. The results are compared with the predictions of the Complexity Drop Theory, which states that events are more interesting when they appear simpler, in the Kolmogorov sense, than anticipated.(More)
Animal behavior is often altruistic. In the frame of the theory of natural selection, altru-ism can only exist under specific conditions like kin selection or reciprocal cooperation. We show that reciprocal cooperation, which is generally invoked to explain non-kin al-truism, requires very restrictive conditions to be stable. Some of these conditions are(More)