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具有磁感应效应的三维记忆莫里斯-莱卡模型及其FPGA实现
Han Bao1, Xihong Yu1, Quan Xu1
1School of Microelectronics and Control Engineering, Changzhou University, Changzhou, 213164 People's Republic of China.
Cognitive neurodynamics
|July 31, 2023
概括
这项研究引入了一种新的3D记忆力莫里斯-莱卡神经元模型,以探索磁感应对神经发射的影响. 该模型揭示了复杂的发射模式,并在硬件平台上进行验证.
科学领域:
- 计算神经科学是一种神经科学.
- 生物物理学的生物物理.
- 神经系统启发的计算
背景情况:
- 神经元膜潜力产生磁感应流.
- 现有的模型缺乏对这些磁效应的详细描述.
研究的目的:
- 提出一个3D记忆的莫里斯-莱卡尔 (ML) 神经元模型.
- 描述由神经元膜潜力诱导的磁感应流.
- 为了研究磁感应对神经发射活动的影响.
主要方法:
- 在3D ML模型中,用memristor感应电流取代缓慢调制电流.
- 采用快慢分析来详细阐述分叉机制.
- 进行理论分析和数值模拟.
- 开发了一个基于现场可编程门阵列 (FPGA) 的硬件平台.
主要成果:
- 该模型展示了尖/爆发火焰与周期添加分叉.
- 观察到周期性和混乱的尖峰爆发模式.
- 通过切换memristor初始状态,发现了同质的共存爆裂模式.
- 来自FPGA平台的实验结果验证了数值发现.
结论:
- 3D记忆式ML模型有效地描述了磁感应对神经活动的影响.
- 该模型展示了神经启发硬件的复杂动态和潜力.
- 实验验证证证实了模型的准确性和实用性.
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