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Related Experiment Video

Updated: May 15, 2026

A Gaze-Contingent Display Framework for Perceptual Learning Research with Simulated Central Vision Loss

A Gaze-Contingent Display Framework for Perceptual Learning Research with Simulated Central Vision Loss

Published on: April 11, 2025

[Aging of visual object recognition: interaction between a "spatial frequency-specific" deficit and a

Pierre Bordaberry¹, Quentin Lenoble, Sandrine Delord

¹Laboratoire de psychologie (EA 4139), Université de Bordeaux, France.

Geriatrie Et Psychologie Neuropsychiatrie Du Vieillissement

|December 20, 2012

Summary

Aging impairs object categorization, particularly for tools, due to reduced processing of medium-to-high spatial frequencies (SF). Performance also declines for animals at low SF with age.

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Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

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Last Updated: May 15, 2026

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Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

Area of Science:

Visual perception
Cognitive aging
Neuroscience

Background:

Object categorization is crucial for daily functioning.
Visual processing efficiency changes with age.
Spatial frequency (SF) content influences visual perception.

Purpose of the Study:

To investigate how aging affects object categorization.
To examine the role of spatial frequency (SF) content in age-related categorization deficits.
To determine if deficits are category-specific.

Main Methods:

Thirty young and 24 mature adults categorized objects (animals/tools).
Stimuli varied in spatial frequency (SF) content: normal, band-pass (medium-high SF), and low-pass (low SF).
Image presentation was limited to 200 ms.

Main Results:

Object categorization primarily relies on medium-to-high SF bands.
Mature adults showed significant impairment in the medium-high SF band, impacting tool categorization.
Age-related performance decline was also observed in the low SF band for animal categorization.

Conclusions:

Aging significantly impairs object categorization, especially for tools, due to reduced processing of medium-high SF.
Age-related visual deficits are SF-dependent and interact with object category characteristics.
Understanding SF processing in aging is key to explaining category-specific deficits.