Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Somatosensory, Motor, and Association Cortex01:23

Somatosensory, Motor, and Association Cortex

3.0K
The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
3.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Population codes for context-dependent decision-making.

Current opinion in neurobiology·2026
Same author

Decomposing the modulation of interactions between neuronal populations.

bioRxiv : the preprint server for biology·2026
Same author

Toward a general framework for kinematic coding. reply to comments on "kinematic coding: Measuring information in naturalistic behaviour".

Physics of life reviews·2026
Same author

POCO: Scalable Neural Forecasting through Population Conditioning.

Advances in neural information processing systems·2026
Same author

Contribution of spike timing to the neural code: from fast to slow timescales.

Biological cybernetics·2026
Same author

Data-derived agents reveal dynamical reservoirs in mouse cortex for adaptive behavior.

bioRxiv : the preprint server for biology·2026

Related Experiment Video

Updated: Feb 26, 2026

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

896

Distinct timescales of population coding across cortex.

Caroline A Runyan1, Eugenio Piasini2, Stefano Panzeri2

  • 1Department of Neurobiology, Harvard Medical School, Boston, Massachusetts 02115, USA.

Nature
|July 21, 2017
PubMed
Summary

Neuronal population activity, not just individual neurons, shapes information coding timescales in the cortex. Stronger neural coupling in posterior parietal cortex enables longer information representation compared to auditory cortex.

More Related Videos

Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex
09:55

Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex

Published on: September 5, 2018

8.9K
Multi-electrode Array Recordings of Neuronal Avalanches in Organotypic Cultures
16:01

Multi-electrode Array Recordings of Neuronal Avalanches in Organotypic Cultures

Published on: August 1, 2011

27.0K

Related Experiment Videos

Last Updated: Feb 26, 2026

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

896
Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex
09:55

Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex

Published on: September 5, 2018

8.9K
Multi-electrode Array Recordings of Neuronal Avalanches in Organotypic Cultures
16:01

Multi-electrode Array Recordings of Neuronal Avalanches in Organotypic Cultures

Published on: August 1, 2011

27.0K

Area of Science:

  • Neuroscience
  • Computational Neuroscience
  • Systems Neuroscience

Background:

  • The cerebral cortex processes information over diverse timescales, from milliseconds in sensory areas to seconds in association areas.
  • The relative contributions of individual neurons versus neuronal population activity to these coding timescales remain poorly understood.
  • Systematic comparisons of population coding timescales across different cortical regions are lacking.

Purpose of the Study:

  • To investigate whether neuronal population codes are essential for achieving long coding timescales in the cortex.
  • To compare the properties of population codes, specifically neuronal coupling and coding timescales, between sensory and association cortices.
  • To determine how differences in population coding impact the representation of sensory stimuli and behavioral choices.

Main Methods:

  • Compared neuronal population coding of sensory stimuli and behavioral choices in the auditory cortex (sensory) and posterior parietal cortex (association) of mice.
  • Utilized a sound localization task to elicit both stimulus encoding and choice-related activity.
  • Measured functional coupling between neurons via activity correlations, analyzing timescales of coupling and information representation.

Main Results:

  • Both auditory cortex and posterior parietal cortex exhibited transient neuronal information coding around 200 milliseconds.
  • Posterior parietal cortex displayed strong, long-lasting neuronal coupling, supporting a population code with timescales up to 1 second for behavioral choices.
  • Auditory cortex showed weak, short-lived coupling, resulting in rapid fluctuations of stimulus and choice information over hundreds of milliseconds.

Conclusions:

  • Neuronal population codes are crucial for establishing long coding timescales in the cortex.
  • Functional coupling is a key variable property of cortical populations that dictates information coding timescales and behavioral accuracy.
  • Differences in neuronal coupling strength and duration underlie distinct information processing dynamics between sensory and association cortices.