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A Social Interpolation Model of Group Problem-Solving.

Sabina J Sloman1, Robert L Goldstone2, Cleotilde Gonzalez1

  • 1Department of Social and Decision Sciences, Carnegie Mellon University.

Cognitive Science
|December 9, 2021
PubMed
Summary
This summary is machine-generated.

Groups solve complex problems by balancing exploration and exploitation. The Social Interpolation Model reveals that exploration emerges from generalization, prior expectations, and valuing self-obtained information, impacting group success.

Keywords:
Computational modelingExploration-exploitation trade-offGroup dynamicsSocial learningSocial networks

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Area of Science:

  • Cognitive Science
  • Social Psychology
  • Computational Modeling

Background:

  • Prior research explored how social learning aids complex problem-solving, noting network connectivity influences outcomes.
  • Less connected networks show advantages over more connected ones when problems demand significant exploration.

Purpose of the Study:

  • To investigate the cognitive mechanisms underlying group exploratory behavior.
  • To introduce and utilize the Social Interpolation Model (SIM) for simulating social learning dynamics.

Main Methods:

  • Developed an agent-based model (SIM) formalizing cognitive mechanisms.
  • Conducted simulation experiments to analyze group dynamics and problem-solving success across varying environments.

Main Results:

  • Identified 'exploration' as an emergent property of three distinct mechanisms: breadth of generalization, quality of prior expectation, and valuation of self-obtained information.
  • Demonstrated that broad generalization and high prior expectation quality enhance search in exploration-heavy environments.
  • Showed these factors hinder search when exploitation alone is sufficient.

Conclusions:

  • Group problem-solving success is modulated by the interplay of cognitive mechanisms driving exploration.
  • The Social Interpolation Model provides a framework for understanding how individual cognitive traits aggregate into group-level exploratory strategies.