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Related Concept Videos

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Subliminal perception refers to the processing of sensory information that occurs below the level of conscious awareness. Researchers study subliminal perception by presenting a stimulus, such as a word or image, very quickly, typically around 50 milliseconds. This rapid presentation is often followed by another stimulus, such as a pattern of dots or lines, which blocks further mental processing of the initial stimulus. As a result, if participants cannot identify the initial stimulus better...
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The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the...
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Related Experiment Video

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Subtype-specific Optical Action Potential Recordings in Human Induced Pluripotent Stem Cell-derived Ventricular Cardiomyocytes
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The uphill battle for action-specific perception.

Emily L Laitin1, Michael J Tymoski1, Nathan L Tenhundfeld2

  • 1Department of Psychology, Colorado State University, Fort Collins, CO, 80523, USA.

Attention, Perception & Psychophysics
|January 11, 2019
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Summary
This summary is machine-generated.

The action-specific account of perception suggests actions influence environmental perception. This study confirmed the distance-on-hill effect in virtual reality, showing it’s likely a genuine perceptual phenomenon, not just response bias.

Keywords:
Embodied perceptionPerception and actionScene Perception

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Area of Science:

  • Cognitive Psychology
  • Perception Science
  • Human-Computer Interaction

Background:

  • The action-specific account of perception posits that an individual's capacity for action shapes their environmental perception.
  • The distance-on-hill effect, where perceived distances are exaggerated on inclines, is a key phenomenon debated for its perceptual basis.
  • Critics question whether observed effects are perceptual or influenced by response bias and demand characteristics.

Purpose of the Study:

  • To investigate the distance-on-hill effect in a controlled virtual reality environment.
  • To differentiate between a genuine perceptual effect and response bias in distance perception on hills.
  • To provide evidence for or against the action-specific account of perception.

Main Methods:

  • Participants estimated relative distances to targets presented on simulated flat ground and uphill terrains.
  • A virtual reality visual matching task was employed to measure distance perception.
  • Experimental conditions included providing explicit feedback and matching distances between objects on uniform slopes.

Main Results:

  • The distance-on-hill effect was replicated in the virtual reality setting.
  • The effect remained significant even when participants received explicit feedback on their distance estimations.
  • The distance-on-hill effect diminished when participants performed a task involving matching distances between two points on hills, supporting a perceptual interpretation.

Conclusions:

  • The findings support the notion that the distance-on-hill effect is a genuine perceptual phenomenon.
  • The results suggest that action's influence on perception may be more deeply rooted than previously argued by critics.
  • This study contributes to understanding the intricate relationship between action capabilities and perceptual experience.