arXiv:2510.10790cs.LGcs.AI2025-10NeurIPS

受大脑皮层神经活动启发,构建能模拟波状传播的动态神经系统。

BioOSS: A Bio-Inspired Oscillatory State System with Spatio-Temporal Dynamics

  • 用两类神经元模拟皮层中电活动的波状传播机制
  • 在合成与真实任务中表现优于传统模型,且可解释性更强
  • 适合研究脑启发计算、神经动力学建模的科研人员

当前深度学习架构主要基于感知机模型,无法捕捉生物神经元的振荡特性。尽管振荡系统近年因更贴近神经行为而受到关注,但仍难以刻画自然神经回路中复杂的时空交互。本文提出一种生物启发的振荡态系统(BioOSS),旨在模拟前额叶皮层(PFC)中神经处理至关重要的波状传播动态。BioOSS包含两类相互作用的神经元:代表简化膜电位单元的p神经元(类金字塔细胞),以及控制传播速度并调节活动横向扩散的o神经元。通过局部交互,这些神经元生成波状传播模式。模型引入可训练的阻尼和传播速度参数,实现对任务特定时空结构的灵活适配。我们在合成与真实世界任务上评估了BioOSS,结果表明其性能优于现有架构,且具备更强可解释性。

原文摘要 · Abstract (English)

Today's deep learning architectures are primarily based on perceptron models, which do not capture the oscillatory dynamics characteristic of biological neurons. Although oscillatory systems have recently gained attention for their closer resemblance to neural behavior, they still fall short of modeling the intricate spatio-temporal interactions observed in natural neural circuits. In this paper, we propose a bio-inspired oscillatory state system (BioOSS) designed to emulate the wave-like propagation dynamics critical to neural processing, particularly in the prefrontal cortex (PFC), where complex activity patterns emerge. BioOSS comprises two interacting populations of neurons: p neurons, which represent simplified membrane-potential-like units inspired by pyramidal cells in cortical columns, and o neurons, which govern propagation velocities and modulate the lateral spread of activity. Through local interactions, these neurons produce wave-like propagation patterns. The model incorporates trainable parameters for damping and propagation speed, enabling flexible adaptation to task-specific spatio-temporal structures. We evaluate BioOSS on both synthetic and real-world tasks, demonstrating superior performance and enhanced interpretability compared to alternative architectures.

神经动力学生物启发波状传播可解释性

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