Paper
28 August 2023 Brain networks of mathematically gifted adolescents based on directed transfer function and partial directed coherence
Yakun Zhu, Haixian Wang
Author Affiliations +
Proceedings Volume 12724, Second International Conference on Biomedical and Intelligent Systems (IC-BIS 2023); 127241V (2023) https://doi.org/10.1117/12.2687736
Event: Second International Conference on Biomedical and Intelligent Systems (IC-BIS2023), 2023, Xiamen, China
Abstract
The study on the structural connectivity and functional connectivity of the brain networks of mathematically gifted adolescents found that mathematically gifted brains exhibited cognitive neural features that are different from average adolescents and beneficial for task processing in the aspects of activation in task-related brain areas, information interaction between hemispheres, and network connection reorganization. In this paper, we adopted directed transfer function (DTF) and partial directed coherence (PDC) to analyze the effective connectivity of mathematically gifted adolescents from electroencephalography (EEG) data. The information flow patterns of the brain networks during the deductive reasoning task were analyzed and the group differences in the information flow of the fronto-parietal network were compared at the θ-band and γ-band. The empirical results demonstrated that the mathematically gifted brain exhibited more information transfer between distant nodes and more information flow from the prefrontal lobe to other brain regions in both DTF and PDC directed networks, ensuring the excellent task performance of mathematically gifted adolescents.
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Yakun Zhu and Haixian Wang "Brain networks of mathematically gifted adolescents based on directed transfer function and partial directed coherence", Proc. SPIE 12724, Second International Conference on Biomedical and Intelligent Systems (IC-BIS 2023), 127241V (28 August 2023); https://doi.org/10.1117/12.2687736
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KEYWORDS
Brain

Electroencephalography

Matrices

Covariance matrices

Autoregressive models

Information fusion

Electrodes

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