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wiki/concepts/Nudge-Sequence.md
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title: "Nudge Sequence"
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type: concept
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tags: []
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sources: ["product-behavioral-nudge-engine"]
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last_updated: 2026-05-01
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---
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## Definition
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Nudge Sequence(推动序列)是一种多渠道、渐进式用户触达策略——根据用户在每个触点的响应状态,动态调整推送渠道、时机和内容,以最大化任务完成率,同时最小化通知疲劳。
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## Mechanism
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典型的 Nudge Sequence 遵循递增压力模型:
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```
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Day 1: SMS(个人化、低侵入)
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↓ 用户无响应
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Day 3: Email(中等正式)
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↓ 用户无响应
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Day 7: In-App Banner(高可见性)
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↓ 用户无响应
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Day 14: 暂停推送 → 触发用户偏好重新确认
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```
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## Design Principles
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1. **递增原则**:渠道侵入力度随时间递增
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2. **退出检测**:任何阶段的完成操作立即停止后续推送
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3. **渠道匹配**:根据用户偏好选择初始渠道
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4. **疲劳管理**:序列完成后强制冷却期,避免过度触达
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5. **个性化调整**:根据响应率数据动态优化序列参数
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## Key Metrics
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- **到达率**:各渠道消息实际送达率
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- **打开率**:到达消息的打开/查看率
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- **完成率**:序列触发后最终任务完成百分比
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- **疲劳指数**:推送频率与用户响应率的负相关程度
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## Related Concepts
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- [[Default Bias]] — Nudge Sequence 中可嵌入默认选项利用
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- [[Cognitive Load Reduction]] — 每次只推送一个行动项
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- [[Gamification]] — 配合庆祝机制提升序列参与度
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- [[Behavioral Nudge Engine]] — Nudge Sequence 的核心应用引擎
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## Connections
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- [[Behavioral Nudge Engine]] — Nudge Sequence 的实现主体
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- [[Product Manager Agent]] — 任务优先级决定 Nudge 的触发条件
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- [[Multi-Channel Personal Assistant]] — 多渠道推送的技术实现参考
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