Die Fähigkeiten von Athleten verändern deren Wahrnehmung von Handlungen
„Embodiment” der visuellen Wahrnehmungvon menschlichen Bewegungen
Abstract
Zusammenfassung. Wie nimmt das menschliche visuelle System Handlungen wahr? – Traditionelle Modelle der visuellen Wahrnehmung nehmen an, dass bei allen Beobachtern die gleichen visuellen Prozesse der Analyse von visuellen Stimuli unterschiedlicher Art zu Grunde liegen. Dieser theoretische Ansatz sagt vorher, dass unterschiedliche Personen Gegenstände und Handlungen in gleicher Art und Weise wahrnehmen, unabhängig davon, ob sich ihr Bewegungssystem beispielsweise durch krankheitsbedingte Veränderungen oder Trainingsanpassungen unterscheidet. Demgegenüber nehmen Theorien der embodied perception an, dass individuelle Fähigkeiten des Beobachters die visuelle Wahrnehmung beeinflussen. Ausgehend von diesem Ansatz ist das, was man sieht, dadurch bestimmt, was man physisch tun (kann). Menschliche Bewegung wird dabei als eine spezielle Kategorie von visuellen Bewegungsreizen angesehen, da es die einzige Bewegungsart ist, welche der Mensch ausführen und wahrnehmen kann. Der vorliegende Artikel gibt einen Überblick über aktuelle neuro- und verhaltenswissenschaftliche Befunde zur visuellen Wahrnehmung menschlicher Bewegung unter besonderer Berücksichtigung der Rolle des motorischen Systems. Dabei wird auf die Wahrnehmung von Athleten eingegangen, da diese Personengruppe über spezifische motorische und visuelle Fähigkeiten verfügt, welche den Erklärungswert traditioneller Theorien der visuellen Wahrnehmung kritisch hinterfragen.
Abstract. How does the human visual system detect and interpret human actions? Traditional models of the visual system suggest that the same set of visual processes is used by all observers to analyze all classes of visual images. This theoretical framework predicts that observers, whether paralyzed or athletic, analyze and perceive objects and actions similarly. Embodied theories of perception assert that visual processes are constrained by an observer’s motor abilities. According to this approach, what one sees is determined by what one can physically do. Furthermore, human movement represents a special category of visual motion stimuli because it is the only type of motion that humans can both produce and perceive. This article reviews recent behavioral and neurophysiological research on the visual perception of human movement and focuses on the role of the motor system in this process. Action perception by athletes is emphasized because their special motor and visual abilities provide a particularly important challenge to traditional theories of vision.
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