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Related Concept Videos

How Data are Classified: Categorical Data01:11

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A variable, usually notated by capital letters such as X and Y, is a characteristic or measurement that can be determined for each member of a population. Data are the actual values of variables. They may be numbers, or they may be words. Datum is a single value.
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Related Experiment Video

Updated: May 29, 2026

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
05:35

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization

Published on: April 19, 2017

Temporal and spatial categorization in human and non-human primates.

Juan Carlos Mendez1, Luis Prado, German Mendoza

  • 1Instituto de Neurobiología, Universidad Nacional Autónoma de México Campus Juriquilla Queretaro, México.

Frontiers in Integrative Neuroscience
|September 20, 2011
PubMed
Summary
This summary is machine-generated.

Primates, including humans and monkeys, share brain circuits for processing time and space. This suggests common neural substrates underlie temporal and spatial categorization, with some specialized sub-circuits.

Keywords:
Rhesus monkeyscategorizationpsychophysicstime and space

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Related Experiment Videos

Last Updated: May 29, 2026

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Dissecting the Non-human Primate Brain in Stereotaxic Space
09:09

Dissecting the Non-human Primate Brain in Stereotaxic Space

Published on: July 16, 2009

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Comparative Psychology

Background:

  • The brain's capacity for processing temporal and spatial information is crucial for navigation and decision-making.
  • Previous research suggests a potential functional overlap in neural mechanisms for handling time and space.
  • Understanding shared neural substrates can elucidate fundamental principles of brain function across species.

Purpose of the Study:

  • To investigate the existence of a functional overlap in the brain for temporal and spatial information processing.
  • To compare the performance of humans and Rhesus monkeys in relative categorization tasks involving time and distance.
  • To identify shared or distinct neural substrates underlying temporal and spatial categorization in primates.

Main Methods:

  • Designed relative categorization tasks for humans and a Rhesus monkey using time intervals and distances.
  • Subjects categorized stimuli as 'short' or 'long' relative to varying prototypes.
  • Analyzed performance using psychometric techniques and correlation analysis; assessed monkey data for prototype influence.

Main Results:

  • Both human and Rhesus monkey performance suggested similar perceptual, memory, and decision mechanisms, especially for time estimation.
  • Correlation analysis indicated shared neural substrates for temporal and spatial information categorization in humans.
  • Significant interactions were found in monkey data, showing influence of previous prototypes on current categorization of intervals and distances.

Conclusions:

  • Evidence supports the hypothesis of common or partially overlapped neural circuits for temporal and spatial categorization in primates.
  • Findings suggest specialized sub-circuits may process restricted ranges of distances and time intervals.
  • The study highlights conserved neural mechanisms for fundamental information processing across primate species.