Using deep neural networks as a guide for modeling human planning

Abstract When developing models in cognitive science, researchers typically start with their own intuitions about human behavior in a given task and then build in mechanisms that explain additional aspects of the data. This refinement step is often hindered by how difficult it is to distinguish the...

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Main Authors: Ionatan Kuperwajs, Heiko H. Schütt, Wei Ji Ma
Format: Article
Language:English
Published: Nature Portfolio 2023-11-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-46850-1
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author Ionatan Kuperwajs
Heiko H. Schütt
Wei Ji Ma
author_facet Ionatan Kuperwajs
Heiko H. Schütt
Wei Ji Ma
author_sort Ionatan Kuperwajs
collection DOAJ
description Abstract When developing models in cognitive science, researchers typically start with their own intuitions about human behavior in a given task and then build in mechanisms that explain additional aspects of the data. This refinement step is often hindered by how difficult it is to distinguish the unpredictable randomness of people’s decisions from meaningful deviations between those decisions and the model. One solution for this problem is to compare the model against deep neural networks trained on behavioral data, which can detect almost any pattern given sufficient data. Here, we apply this method to the domain of planning with a heuristic search model for human play in 4-in-a-row, a combinatorial game where participants think multiple steps into the future. Using a data set consisting of 10,874,547 games, we train deep neural networks to predict human moves and find that they accurately do so while capturing meaningful patterns in the data. Thus, deviations between the model and the best network allow us to identify opportunities for model improvement despite starting with a model that has undergone substantial testing in previous work. Based on this analysis, we add three extensions to the model that range from a simple opening bias to specific adjustments regarding endgame planning. Overall, our work demonstrates the advantages of model comparison with a high-performance deep neural network as well as the feasibility of scaling cognitive models to massive data sets for systematically investigating the processes underlying human sequential decision-making.
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spelling doaj.art-6189f488a63d4f1d9a62f3832bdfa7392023-11-26T12:50:47ZengNature PortfolioScientific Reports2045-23222023-11-0113111110.1038/s41598-023-46850-1Using deep neural networks as a guide for modeling human planningIonatan Kuperwajs0Heiko H. Schütt1Wei Ji Ma2Center for Neural Science, New York UniversityCenter for Neural Science, New York UniversityCenter for Neural Science, New York UniversityAbstract When developing models in cognitive science, researchers typically start with their own intuitions about human behavior in a given task and then build in mechanisms that explain additional aspects of the data. This refinement step is often hindered by how difficult it is to distinguish the unpredictable randomness of people’s decisions from meaningful deviations between those decisions and the model. One solution for this problem is to compare the model against deep neural networks trained on behavioral data, which can detect almost any pattern given sufficient data. Here, we apply this method to the domain of planning with a heuristic search model for human play in 4-in-a-row, a combinatorial game where participants think multiple steps into the future. Using a data set consisting of 10,874,547 games, we train deep neural networks to predict human moves and find that they accurately do so while capturing meaningful patterns in the data. Thus, deviations between the model and the best network allow us to identify opportunities for model improvement despite starting with a model that has undergone substantial testing in previous work. Based on this analysis, we add three extensions to the model that range from a simple opening bias to specific adjustments regarding endgame planning. Overall, our work demonstrates the advantages of model comparison with a high-performance deep neural network as well as the feasibility of scaling cognitive models to massive data sets for systematically investigating the processes underlying human sequential decision-making.https://doi.org/10.1038/s41598-023-46850-1
spellingShingle Ionatan Kuperwajs
Heiko H. Schütt
Wei Ji Ma
Using deep neural networks as a guide for modeling human planning
Scientific Reports
title Using deep neural networks as a guide for modeling human planning
title_full Using deep neural networks as a guide for modeling human planning
title_fullStr Using deep neural networks as a guide for modeling human planning
title_full_unstemmed Using deep neural networks as a guide for modeling human planning
title_short Using deep neural networks as a guide for modeling human planning
title_sort using deep neural networks as a guide for modeling human planning
url https://doi.org/10.1038/s41598-023-46850-1
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