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Direct Approach or Detour: A Comparative Model of Inhibition and Neural Ensemble Size in Behavior Selection.

Trond A Tjøstheim¹, Birger Johansson¹, Christian Balkenius¹

¹Department of Philosophy, Lund University Cognitive Science, Lund, Sweden.

Frontiers in Systems Neuroscience

|December 13, 2021

Summary

Organisms navigate complex environments by balancing approach and avoidance behaviors. Simulations show that the level of inhibition and neural population size are key to successful detour navigation, with larger populations reducing behavioral variation.

Keywords:

allocentric navigation consciousness detour task egocentric navigation inhibition navigational strategy selection

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Area of Science:

Comparative psychology
Neuroscience
Behavioral ecology

Background:

Organisms face diverse risk/reward landscapes in their ecological niches.
Species evolve behaviors and cognitive processes to balance approach and avoidance.
Spatial navigation, including detours, is crucial for negotiating predation risk and foraging obstacles.

Purpose of the Study:

To simulate how neural configurations of inhibitive processes influence behavior.
To understand how evolutionary adaptation shapes inhibitive processing and behavioral selection.
To investigate factors contributing to successful detour navigation.

Main Methods:

Adaptation of the detour paradigm from comparative psychology.
Simulation in a virtual world to model neural processes.
Analysis of how different neural configurations yield species-specific behaviors.

Main Results:

Both the level of inhibition and the size of neural populations dedicated to inhibition facilitate detour behavior.
Larger neural populations dedicated to inhibition specifically reduce behavioral variation.
Simulations demonstrate how evolutionary adaptation can shape inhibitive processing.

Conclusions:

Inhibitive processing and neural architecture are critical for successful navigation and behavioral adaptation.
The interplay between inhibition level and neural population size optimizes detour navigation.
Understanding these mechanisms provides insights into general principles of behavioral selection.