分析基于循环小增益定理的神经质量模型的正常和性输出
Sina Hosseini1, Abolfazl Yaghmaei2, Fariba Bahrami1
1School of Electrical and Computer Engineering, University of Tehran, Tehran, 1439957131, Iran.
Scientific reports
|October 17, 2025
概括
循环-小增益定理 (CSGT) 可以在神经质量模型 (NMMs) 中预防. 满意的CSGT条件确保大脑稳定性和正常活动,即使有噪音,也表明不稳定性是的标志物.
科学领域:
- 计算神经科学是一种神经科学.
- 系统神经科学 系统神经科学
- 数学生物学 数学生物学
背景情况:
- 是一种神经系统疾病,其特点是反复发作,通常使用神经质量模型 (NMM) 来研究.
- 分析NMM的稳定性和动态性对于理解和开发干预措施至关重要.
- 现有的方法可能无法完全捕捉与活动相关的复杂相互作用和稳定性质.
研究的目的:
- 应用循环-小增益定理 (CSGT) 来分析研究中NMM的稳定性.
- 为了证明CSGT条件可以保证正常的大脑活动并预防发作.
- 研究活动在相互连接的神经网络中的传播.
主要方法:
- 重构一个NMM作为动态子系统的相互连接网络,以使CSGT应用.
- 应用CSGT来分析NMM在不同噪声条件下的输入到状态稳定性.
- 模拟健康和性神经柱的相互连接网络,以研究活动传播.
主要成果:
- CSGT条件确保输入到状态的稳定性,防止在NMM中发生.
- 提出的方法保证了正常的大脑活动,尽管增加了噪声振幅,只要CSGT稳定性条件得到满足.
- 在NMM的不稳定性作为的指标.
- 一个健康的神经柱,当满足CSGT条件时,保持稳定,不受邻近的柱的影响.
结论:
- CSGT是分析NMM稳定性和预防活动的宝贵工具.
- 在NMM中,系统不稳定可能是的可靠指标.
- 这些发现为设计控制干预措施提供了见解,例如电脑刺激,以管理.
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