Glossary — the 3LA vocabulary · 3LA.ai

The 3LA glossary defines the vocabulary of AI visibility and GEO — from citation rate and Share-of-AI-Voice to structured data and the three-layer audit.

GLOSSARY

The 3LA glossary

Clear definitions for the vocabulary of AI visibility and Generative Engine Optimization: citation rate, Share-of-AI-Voice, GEO, structured data, the three-layer audit and more.

threelayerapproach.com · © Nettpilot AS

core

L2 Search Layer

The second layer in the Three-Layer Approach framework. Measures 21 metrics including technical SEO, JSON-LD structured data, Core Web Vitals, canonical and hreflang hygiene, internal linking, heading hierarchy, and crawlability. Weight: 40% of LayerScore. Platform average L2: 72/100.

The second layer in the Three-Layer Approach framework. Measures 21 metrics including technical SEO, JSON-LD structured data, Core Web Vitals, canonical and hreflang hygiene, internal linking, heading hierarchy, and crawlability. Weight: 40% of LayerScore. Platform average L2: 72/100.

This term is part of the 3LA EntityMap → /entitymap.html

Related terms

Three-Layer Approach (3LA)
core
A content optimization framework that scores web content across three layers: human experience (L1), search engine visibility (L2), and AI citation readiness (L3).

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