• Title/Summary/Keyword: 기울어짐 지각

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Effect of Vision Coherent Sensory Cue on Roll Tilt Perception and Sensory Weighting (족부 진동 자극 유무에 따른 인체의 운동지각 변화 및 정량화)

  • Lim, Hye-Rim;Park, Su-Kyung
    • Transactions of the Korean Society of Mechanical Engineers B
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    • v.36 no.11
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    • pp.1091-1097
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    • 2012
  • Nowadays, some movie theaters provide additional sensory information in 3D movies to enhance visually induced motion perception. However, no studies have investigated how motion perception increases. Thus, in this study, we examined the effect of visual coherent sensory information on visually induced motion perception and quantification of sensory information. A visual stimulus rotated sinusoidally and visual coherent sensory information were applied as vibrations to a subject's foot. We measured the sway of the subject's body by using a force plate and somatosensory bar rotation that represents the subject's perception of the horizon using an encoder. By using this data, we obtained the weight of the sensory information using a Kalman filter. As a result, it was found that subjects rotated the somatosensory bar more when visual coherent vibrations were applied. The weight of vision also increased when visual coherent vibrations were applied. Thus, we can conclude that visual coherent sensory information tends to enhance visually induced motion perception and weight of vision.