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How are dreams made? Towards a computational model.

G W Baylor, D Deslauriers

    Psychiatric Journal of the University of Ottawa : Revue De Psychiatrie De L'Universite D'Ottawa
    |November 1, 1989
    PubMed
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    This study details memory and planning mechanisms in dream construction, drawing from computational models. Emotions like humiliation significantly influence dream content and goal selection.

    Area of Science:

    • Cognitive Neuroscience
    • Psychology of Dreaming

    Background:

    • Foulkes's theory of dream construction requires explicit information structures and energy systems.
    • Computational models offer mechanisms for understanding cognitive processes like daydreaming.

    Purpose of the Study:

    • To detail memory and planning components essential for dream construction.
    • To analyze a REM dream using Mueller's computational model of daydreaming.

    Main Methods:

    • Analysis of a laboratory REM dream from an adult male subject.
    • Application of Mueller's computational model, including personal goals, daydreaming goals, and planning/inference rules.
    • Decomposition of emotions (humiliation into embarrassment and anger) to understand goal selection.

    Main Results:

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    • Dream structure is determined by a script sequence and personal goals derived from day residue.
    • Dream goals (reversal, rehearsal, rationalization, revenge) are influenced by emotions, particularly humiliation.
    • Dream content often involves inference rules for restoring social esteem.

    Conclusions:

    • The mechanisms proposed by Mueller for human daydreaming are also necessary for understanding night dream construction.
    • Memory and planning are crucial components in the cognitive architecture of dreaming.
    • Emotional states play a significant role in shaping dream content and narrative.