Bayesian multisource data integration for explainable brain-behavior analysis

Different data sources can provide complementary information. Moving from a simple approach based on using one data source at a time to a systems approach that integrates multiple data sources provides an opportunity to understand complex brain disorders or cognitive processes. We propose a data fus...

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Main Author: Rong Chen
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-10-01
Series:Frontiers in Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnins.2022.1044680/full
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author Rong Chen
author_facet Rong Chen
author_sort Rong Chen
collection DOAJ
description Different data sources can provide complementary information. Moving from a simple approach based on using one data source at a time to a systems approach that integrates multiple data sources provides an opportunity to understand complex brain disorders or cognitive processes. We propose a data fusion method, called Bayesian Multisource Data Integration, to model the interactions among data sources and behavioral variables. The proposed method generates representations from data sources and uses Bayesian network modeling to associate representations with behavioral variables. The generated Bayesian network is transparent and easy to understand. Bayesian inference is used to understand how the perturbation of representation is related to behavioral changes. The proposed method was assessed on the simulated data and data from the Adolescent Brain Cognitive Development study. For the Adolescent Brain Cognitive Development study, we found diffusion tensor imaging and resting-state functional magnetic resonance imaging were synergistic in understanding the fluid intelligence composite and the total score composite in healthy youth (9–11 years of age).
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spelling doaj.art-4dc7efcaff88421cabec5146c3a0f3842022-12-22T02:37:29ZengFrontiers Media S.A.Frontiers in Neuroscience1662-453X2022-10-011610.3389/fnins.2022.10446801044680Bayesian multisource data integration for explainable brain-behavior analysisRong ChenDifferent data sources can provide complementary information. Moving from a simple approach based on using one data source at a time to a systems approach that integrates multiple data sources provides an opportunity to understand complex brain disorders or cognitive processes. We propose a data fusion method, called Bayesian Multisource Data Integration, to model the interactions among data sources and behavioral variables. The proposed method generates representations from data sources and uses Bayesian network modeling to associate representations with behavioral variables. The generated Bayesian network is transparent and easy to understand. Bayesian inference is used to understand how the perturbation of representation is related to behavioral changes. The proposed method was assessed on the simulated data and data from the Adolescent Brain Cognitive Development study. For the Adolescent Brain Cognitive Development study, we found diffusion tensor imaging and resting-state functional magnetic resonance imaging were synergistic in understanding the fluid intelligence composite and the total score composite in healthy youth (9–11 years of age).https://www.frontiersin.org/articles/10.3389/fnins.2022.1044680/fullBayesian networkbrain-behavior analysisexplainable AIBayesian inferencedata fusion
spellingShingle Rong Chen
Bayesian multisource data integration for explainable brain-behavior analysis
Frontiers in Neuroscience
Bayesian network
brain-behavior analysis
explainable AI
Bayesian inference
data fusion
title Bayesian multisource data integration for explainable brain-behavior analysis
title_full Bayesian multisource data integration for explainable brain-behavior analysis
title_fullStr Bayesian multisource data integration for explainable brain-behavior analysis
title_full_unstemmed Bayesian multisource data integration for explainable brain-behavior analysis
title_short Bayesian multisource data integration for explainable brain-behavior analysis
title_sort bayesian multisource data integration for explainable brain behavior analysis
topic Bayesian network
brain-behavior analysis
explainable AI
Bayesian inference
data fusion
url https://www.frontiersin.org/articles/10.3389/fnins.2022.1044680/full
work_keys_str_mv AT rongchen bayesianmultisourcedataintegrationforexplainablebrainbehavioranalysis