arXiv:2509.00747cond-mat.dis-nncond-mat.mes-hall2025-09被引 5

用可自组织的忆阻网络实现低功耗类脑学习,突破传统硬件瓶颈。

Self-Organising Memristive Networks as Physical Learning Systems

  • 利用纳米级忆阻元件构建自组织电路,通过物理动态实现学习。
  • 实验与理论揭示其在导通状态间存在临界相变和集体非线性行为。
  • 适合边缘智能、实时决策等资源受限场景的持续学习应用。

以物理系统进行学习是一种新兴范式,旨在利用物理基底的内在非线性动力学实现计算智能。该范式转变的驱动力主要源于基于传统晶体管硬件的人工神经网络软件的不可持续性。本文聚焦一种有前景的方法:采用由可动态重构的忆阻纳米组件构成的自组织忆阻网络(SOMNs),其具备自组织电路上下文。实验进展揭示了这些网络内部复杂的相互作用,为它们的集体非线性与自适应动力学提供了洞见,并展示了如何通过不同硬件实现方式加以利用。理论方法如平均场理论、图论及无序系统概念,进一步揭示了在不同电导态之间转换时出现的临界性及其他动力学相变现象,这些现象在实验与模型中均被观察到。此外,SOMNs中的自适应动力学与生物神经网络的可塑性存在相似之处,暗示其具备实现节能型类脑持续学习的潜力。因此,SOMNs为嵌入式边缘智能提供了可行路径,使资源受限环境下的自主系统能够实现实时决策、动态传感与个性化医疗。本文旨在展示纳米技术、统计物理、复杂系统与自组织原理的融合,为新一代物理智能技术的发展带来独特机遇。

原文摘要 · Abstract (English)

Learning with physical systems is an emerging paradigm that seeks to harness the intrinsic nonlinear dynamics of physical substrates for learning. The impetus for a paradigm shift in how hardware is used for computational intelligence stems largely from the unsustainability of artificial neural network software implemented on conventional transistor-based hardware. This Perspective highlights one promising approach using physical networks comprised of resistive memory nanoscale components with dynamically reconfigurable, self-organising electrical circuitry. Experimental advances have revealed the non-trivial interactions within these Self-Organising Memristive Networks (SOMNs), offering insights into their collective nonlinear and adaptive dynamics, and how these properties can be harnessed for learning using different hardware implementations. Theoretical approaches, including mean-field theory, graph theory, and concepts from disordered systems, reveal deeper insights into the dynamics of SOMNs, especially during transitions between different conductance states where criticality and other dynamical phase transitions emerge in both experiments and models. Furthermore, parallels between adaptive dynamics in SOMNs and plasticity in biological neuronal networks suggest the potential for realising energy-efficient, brain-like continual learning. SOMNs thus offer a promising route toward embedded edge intelligence, unlocking real-time decision-making for autonomous systems, dynamic sensing, and personalised healthcare, by embedding continuous learning in resource-constrained environments. The overarching aim of this Perspective is to show how the convergence of nanotechnology, statistical physics, complex systems, and self-organising principles offers a unique opportunity to advance a new generation of physical intelligence technologies.

忆阻网络类脑计算边缘智能自组织

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