20260518-morning:新增内容
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concepts/spiking-neural-networks.md
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title: "Spiking Neural Networks (SNN)"
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created: 2026-05-15
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updated: 2026-05-15
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type: concept
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tags: [neural-architecture, biological-plausibility, event-driven]
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confidence: medium
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---
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# Spiking Neural Networks (SNN)
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**脉冲神经网络** 是一类使用离散脉冲(spike)而非连续值进行通信的神经网络,在时间编码和事件驱动计算方面更接近生物神经元。
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## 与 CTM 的关系
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CTM 和 SNN 共享**生物学灵感**但路径不同:
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- **SNN**:离散脉冲 + 事件驱动 + 脉冲时序依赖可塑性(STDP)
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- **CTM**:连续值 NLM + 梯度优化 + 同步作为表示
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两者都认为**时间是神经计算的核心**,但 CTM 选择了更适合现代深度学习的抽象层次。
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> 📝 占位页面 — 待完整 ingest 后更新
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