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Representational momentum beyond the target?

Timothy L Hubbard1, Susan E Ruppel2

  • 1Department of Psychology, Arizona State University, Tempe, AZ, 85281, USA. timothyleehubbard@gmail.com.

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Summary
This summary is machine-generated.

Moving objects can alter the perceived location of other stimuli. This study found that representational momentum, the perceived motion of a moving object, can extend to influence the location judgments of other nearby objects.

Keywords:
Anisotropy of perceived spaceDisplacement in judged locationPostdictionRepresentational momentumScene representationTandem effect

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Area of Science:

  • Cognitive Psychology
  • Visual Perception
  • Motion Perception

Background:

  • The perception of object location is crucial for navigation and interaction.
  • Previous research has explored how motion influences visual perception, but the extent to which one object's motion affects another's perceived location remains unclear.

Purpose of the Study:

  • To investigate whether the motion of one visual target influences the perceived location of another stimulus.
  • To explore the role of representational momentum in cross-object location judgments.

Main Methods:

  • Four experiments were conducted using sequentially and simultaneously presented visual targets.
  • Participants judged the location of stationary and moving objects under various motion conditions (same/opposite direction, same/different paths).
  • Judged locations were analyzed for displacement in relation to target motion.

Main Results:

  • A stationary object's judged location was displaced in the direction of a subsequent moving target.
  • Displacement effects varied based on whether targets moved sequentially or simultaneously, and along the same or different paths.
  • A novel interpretation of the tandem effect was proposed, linking it to representational momentum and anisotropic displacement of leading/trailing edges.

Conclusions:

  • The findings support the hypothesis that representational momentum can extend beyond a moving target.
  • Object motion significantly influences the perceived location of other stimuli, particularly when targets move along the same path.
  • This research offers new insights into motion perception and spatial representation in vision.