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Related Concept Videos

Sensory Perception: Organization of the Somatosensory System01:11

Sensory Perception: Organization of the Somatosensory System

The somatosensory system is the central and peripheral nervous system component that senses and processes touch, pressure, pain, temperature, and body position or proprioception. The process of sensation takes place at three levels:
The receptor level:
The receptor level is the first stage of sensation. It involves the detection of a stimulus by specialized sensory receptors. The stimulus must arrive within the receptor's receptive field. Next, the receptor converts the energy of the stimulus...
Modeling in Therapy01:26

Modeling in Therapy

Modeling, a key technique in therapy, uses observational learning to help clients acquire and practice new skills by watching therapists demonstrate desired behaviors. This approach, rooted in Albert Bandura's concept of vicarious learning, plays a significant role in therapeutic interventions for various psychological conditions, including social anxiety, ADHD, and depression.
Participant Modeling
Participant modeling involves therapists demonstrating calm and effective behaviors in situations...
Sensory Modalities01:15

Sensory Modalities

Sensation typically is the process by which the sensory receptors and sense organs detect stimuli from the internal and external environment and transmit this information to the central nervous system for processing.
General senses refer to the broad category of sensory information detected by receptors in the body and can be further grouped into somatic and visceral senses. Somatic sensations include touch, pressure, temperature, and pain and are essential for navigating our environment and...
Somatosensation01:33

Somatosensation

The somatosensory system relays sensory information from the skin, mucous membranes, limbs, and joints. Somatosensation is more familiarly known as the sense of touch. A typical somatosensory pathway includes three types of long neurons: primary, secondary, and tertiary. Primary neurons have cell bodies located near the spinal cord in groups of neurons called dorsal root ganglia. The sensory neurons of ganglia innervate designated areas of skin called dermatomes.
Self-Schemas02:16

Self-Schemas

In general, a schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.

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Related Experiment Video

Updated: Jun 21, 2026

Morphology-Based Distinction Between Healthy and Pathological Cells Utilizing Fourier Transforms and Self-Organizing Maps
08:59

Morphology-Based Distinction Between Healthy and Pathological Cells Utilizing Fourier Transforms and Self-Organizing Maps

Published on: October 28, 2018

Modeling multisensory enhancement with self-organizing maps.

Jacob G Martin1, M Alex Meredith, Khurshid Ahmad

  • 1Department of Computer Science, School of Computer Science and Statistics, Trinity College Dublin Dublin, Ireland. jm733@georgetown.edu

Frontiers in Computational Neuroscience
|July 29, 2009
PubMed
Summary
This summary is machine-generated.

This study simulates multisensory enhancement (MSE) using self-organizing maps. The model demonstrates how combining sensory inputs can enhance neural responses, consistent with the inverse effectiveness principle.

Keywords:
artificial neural networkscompetitive learningcomputational modelingmultisensory integrationself-organizationsuperior colliculus

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Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects
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Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects

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Related Experiment Videos

Last Updated: Jun 21, 2026

Morphology-Based Distinction Between Healthy and Pathological Cells Utilizing Fourier Transforms and Self-Organizing Maps
08:59

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Published on: October 28, 2018

Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects
08:13

Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects

Published on: May 10, 2019

Area of Science:

  • Neuroscience
  • Computational Neuroscience
  • Artificial Intelligence

Background:

  • Self-organization is a proposed mechanism for multisensory enhancement (MSE) in the superior colliculus.
  • Existing models focus on specific brain regions, limiting generalizability.

Purpose of the Study:

  • To simulate and understand multisensory enhancement (MSE) across the central nervous system using traditional self-organizing maps.
  • To provide a generalizable model for evaluating the development of cross-modal interactions.

Main Methods:

  • Utilized a standard unsupervised competitive learning algorithm.
  • Simulated MSE with artificial activation levels from separate and combined sensory inputs.
  • Employed a sigmoidal transfer function for quantifiable responses and incorporated the inverse effectiveness principle.

Main Results:

  • The simulation successfully enhanced responses when separate sensory inputs were combined.
  • Demonstrated topographic congregation of MSE, mirroring cortical patterns.
  • Validated the model's adherence to the inverse effectiveness principle of multisensory integration.

Conclusions:

  • The self-organizing map model offers a simplified yet effective method for simulating MSE.
  • The model supports self-organization as a fundamental principle underlying MSE in the central nervous system.
  • Provides a framework for further research into the neural basis of multisensory integration.