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相关概念视频

Neuroplasticity01:01

Neuroplasticity

Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
Organization of the Brain01:31

Organization of the Brain

The brain is an integral component of the nervous system and serves as the center for processing sensory inputs, making decisions, and directing bodily actions. This complex organ is organized into three primary sections: the hindbrain, midbrain, and forebrain, each responsible for a range of vital functions.
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...

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相关实验视频

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Identification of Disease-related Spatial Covariance Patterns using Neuroimaging Data
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在发育大脑中绘制个体结构共变网络,以动态时间扭曲.

Hui Sun1, Qinyao Sun2, Yuanyuan Li3,4

  • 1College of Electrical Engineering, Sichuan University, Chengdu 610065, China.

Cerebral cortex (New York, N.Y. : 1991)
|February 11, 2024
PubMed
概括

这项研究引入了一种使用动态时间扭曲来绘制个体大脑结构共变性网络的新方法. 这种方法揭示了大脑网络组织如何从童年到成年期发生变化,有助于未来对认知和疾病的研究.

关键词:
大脑发育大脑的发育大脑的发展动态时间扭曲.一个个个个个个个个个个个个个个.结构共变网络的结构共变网络.

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Modeling the Functional Network for Spatial Navigation in the Human Brain
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相关实验视频

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科学领域:

  • 神经科学是一个神经科学.
  • 发育神经科学的发展神经科学.
  • 网络科学 网络科学

背景情况:

  • 大脑发育涉及同步的结构共同变异,但绘制单个网络仍然具有挑战性.
  • 了解个体结构共变网络对于洞察大脑成熟至关重要.

研究的目的:

  • 开发和应用一种新的方法来绘制单个结构共变性网络的地图.
  • 从童年到成年早期,在这些网络中划出拓组织的发展轨迹.

主要方法:

  • 开发了一种使用动态时间扭曲算法的新型个体结构共变性网络方法.
  • 将该方法应用于来自人类结合体开发项目的大型数据集 (655个人).
  • 分析了全球和节点网络属性的发展变化.

主要成果:

  • 个别的结构共变性网络表现出小世界性.
  • 全球网络属性 (小世界性,效率,模块化) 随着年龄的增长线性增长;最短路径长度减少.
  • 节点性质 (中间度,程度) 显示语言/情感区域与年龄相关的增加,视觉/感官运动/海马区域的减少.
  • 网络拓属性可以准确地预测个体的年龄.

结论:

  • 动态时间扭曲有效地绘制个人结构共变性网络,揭示发展轨迹.
  • 这种方法增强了对大脑网络成熟及其与认知和疾病脆弱性的联系的理解.