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Related Concept Videos

Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
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Related Experiment Video

Updated: May 28, 2026

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition
05:15

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition

Published on: February 19, 2018

Biasing perception by spatial long-term memory.

Jennifer J Summerfield1, Anling Rao, Nicola Garside

  • 1Brain & Cognition Laboratory, Department of Experimental Psychology, University of Oxford, Oxford OX1 3UD, United Kingdom.

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience
|October 22, 2011
PubMed
Summary
This summary is machine-generated.

Past experiences shape our perception. This study shows that long-term memory directly enhances early visual processing and improves target detection performance in humans.

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Assessing Human Spatial Navigation in a Virtual Space and its Sensitivity to Exercise
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Assessing Human Spatial Navigation in a Virtual Space and its Sensitivity to Exercise

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Related Experiment Videos

Last Updated: May 28, 2026

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition
05:15

The (Spatial) Memory Game: Testing the Relationship Between Spatial Language, Object Knowledge, and Spatial Cognition

Published on: February 19, 2018

Assessing Human Spatial Navigation in a Virtual Space and its Sensitivity to Exercise
06:17

Assessing Human Spatial Navigation in a Virtual Space and its Sensitivity to Exercise

Published on: January 26, 2024

Area of Science:

  • Cognitive Neuroscience
  • Visual Perception
  • Memory Research

Background:

  • Human perception is adaptive, dynamically adjusting to task goals and expectations.
  • Past experience is a primary source of expectations, but its direct influence on early perception is not well understood.

Purpose of the Study:

  • To investigate whether long-term spatial memories can bias early perceptual analysis.
  • To examine the neural mechanisms and behavioral effects of memory influencing visual processing.

Main Methods:

  • Utilized a noninvasive method with high temporal resolution to record neural activity.
  • Participants detected visual targets in naturalistic scenes at remembered versus novel locations.

Main Results:

  • Spatial memories altered oscillatory brain activity in anticipation of target locations.
  • Memory enhanced neural activity during early visual analysis and improved behavioral performance.
  • Neural and behavioral measures correlated with target detection success.

Conclusions:

  • Long-term memory directly enhances perceptual functions in the human brain.
  • Demonstrated a direct causal link between memory and early visual processing.
  • Highlights the dynamic interplay between memory and perception for optimizing behavior.