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---
title: "Weak Signal Detection"
type: concept
tags: [early-detection, foresight, trend-identification]
sources: [raw/Agent/agency-agents/product/product-trend-researcher.md]
last_updated: 2026-04-20
---
## Definition
弱信号检测是在信号尚处于早期微弱阶段时识别新兴趋势的能力,是领先竞争对手 3-6 个月的关键。
## Signal Categories
- **Weak Signal弱信号**:早期微弱迹象,需要验证
- **Moderate Signal中信号**:趋势初步确认
- **Strong Signal强信号**:趋势明确,主流开始关注
## Detection Methods
- 跨行业模式分析
- 弱信号统计验证
- 专家意见交叉验证
- 数据三角测量
## Success Metrics
- 领先主流采用 3-6 个月
- 6个月预测准确率 ≥80%
- 置信区间明确量化