Unverified50% confidenceFactExact time
NotebookLM使用Grounded Generation机制，模型的回答严格锚定在用户上传的源材料上，从而大幅降低幻觉风险
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/8/2026
First Seen
Valid until: 12/7/2026
Sources
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