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Author Spotlight: Methodologies and Advancements of Chronic Pain Management Research
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整个大脑的功能连接在fMRI扫描中人工膨胀:一个问题和解决方案.

Cole Korponay1,2, Amy C Janes3, Blaise B Frederick1,2

  • 1Department of Psychiatry, Harvard University Medical School, 25 Shattuck St, Boston, MA, 02115, USA.

bioRxiv : the preprint server for biology
|September 25, 2023
PubMed
概括

在fMRI扫描中的功能连接随着时间的推移因系统低频振荡而人工膨胀. 一种新的否定方法,RIPTiDe,有效地减少了这种广泛的文物,改善了大脑连接分析.

科学领域:

  • 神经成像是一种神经成像.
  • 神经科学是一个神经科学.
  • 生理学 生理学 生理学

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背景情况:

  • 使用fMRI BOLD信号的功能连接分析对于理解大脑活动至关重要.
  • 现有的方法很难去除一个普遍的工件,导致扫描时间的膨胀连接.

结论:

  • 确定了一种新的生理学工件,扭曲了人类fMRI大脑连接.
  • RIPTiDe提供了一个强大的解决方案,以减轻sLFO驱动的通货膨胀,提高fMRI数据的可靠性.
  • 这一发现对解释fMRI研究和预防假阳性有广泛的影响.