B
Evidence Grade B
Graded
under review
Safe to Cite
Current
10%
10% -- ai visibility change for Traditional keyword optimization (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
10%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
10,000
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Princeton University
Primary
Tier A
https://www.amicited.com/da/blog/how-google-ai-overviews-decide-brands/ ↗
Source Article
Hvordan Google AI Overviews beslutter, hvilke brands der nævnes
Original Research
Princeton University
· Original study ↗
Methodology
Princeton GEO study
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Traditional keyword optimization: 10% ai visibility change. Source: Princeton University (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/keyword-stuffing-visibility-penalty
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<blockquote cite="https://lighthousedata.io/data/keyword-stuffing-visibility-penalty" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>10%</strong> -- ai visibility change for Traditional keyword optimization<br><small>Source: Princeton University (2026) · <a href="https://lighthousedata.io/data/keyword-stuffing-visibility-penalty" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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