IEO Engine Glossary Term

Footprint Scale

The total number of indexed pages within an IEO Engine deployment. Footprint scale is a primary topical authority signal — domains with more pages addressing different aspects of the same topic area are classified as more comprehensive references.

Footprint scale alone is not sufficient for citation outcomes. A domain with 1,000 thin pages will perform worse than a domain with 100 substantive pages. The signal is the combination of footprint scale with content depth, internal linking density, and topical coherence.

The IEO Engine MM deployment achieved 436 indexed pages over 68 days. The TPE deployment scaled to similar levels in shorter timeframes due to the parallel cohort effect — the second deployment benefits from the methodology refinements proven in the first.

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