---
okf_version: "0.1"
title: blog.dejan.ai
description: Articles and concepts on AI visibility and AI-centric SEO.
---

# Articles

- [Selection Rate Optimization](posts/selection-rate-optimization.md): Selection Rate Optimization is the AI-search counterpart to click-through-rate optimization: improving how often AI systems choose your content as the source they ground and cite their answers on.
- [Relevance Engineering](posts/relevance-engineering.md): Relevance Engineering is the practice of building a page's semantic relevance to a query with embeddings and vector math, treating search visibility as an engineering problem rather than keyword optimization.
- [AIO (AI Optimization)](posts/aio.md): AIO (AI Optimization) is shaping your content and presence so AI systems favor them in generated responses — one route to AI Visibility.
- [GEO (Generative Engine Optimization)](posts/geo.md): GEO (Generative Engine Optimization) is optimizing for LLM-powered search and chat so your brand and pages appear in generated answers.
- [AEO (Answer Engine Optimization)](posts/aeo.md): AEO (Answer Engine Optimization) is optimizing to be the answer that AI assistants and answer engines give to a question.
- [AI SEO](posts/ai-seo.md): AI SEO is optimizing your content and brand so AI systems surface them when answering questions — the broad practice behind AI Visibility.
- [The Open Knowledge Format (OKF)](posts/the-open-knowledge-format-okf.md): Google Cloud's Open Knowledge Format is an open, vendor-neutral way to package the context AI systems need, as plain markdown files any model or agent can read.
- [AI Visibility](posts/ai-visibility.md): AI Visibility is the outcome of AI-centric SEO, focusing on being cited and recommended by AI systems through brand mentions and source citations in answers.

# Concepts

- [AEO (Answer Engine Optimization)](concepts/aeo-answer-engine-optimization.md): Answer Engine Optimization. A name for optimising to appear in AI answer engines.
- [AI SEO](concepts/ai-seo.md): A common name for AI-centric SEO: the practice of working toward AI Visibility.
- [AI Visibility](concepts/ai-visibility.md): The broad outcome of AI-centric SEO: being seen, cited, and recommended by AI systems when they answer questions.
- [AIO (AI Optimization)](concepts/aio-ai-optimization.md): AI Optimization. Another name for the practice of improving AI Visibility.
- [Frequency](concepts/frequency.md): How often your citations and mentions occur across AI queries and over time.
- [GEO (Generative Engine Optimization)](concepts/geo-generative-engine-optimization.md): Generative Engine Optimization. A name for optimising to appear in generative AI engines.
- [Number of Citations](concepts/number-of-citations.md): The absolute count of times your pages are cited in AI answers.
- [Number of Mentions](concepts/number-of-mentions.md): The absolute count of times your brand is named in AI answers.
- [Open Knowledge Format](concepts/open-knowledge-format.md): An open, vendor-neutral format for packaging the knowledge AI systems need, as plain markdown files any model or agent can read.
- [Rank](concepts/rank.md): How prominently your citations and mentions appear within an AI answer.
- [Relevance Engineering](concepts/relevance-engineering.md): Engineering a page's semantic relevance to a query with embeddings and vector math, treating visibility as an engineering problem rather than keyword optimization.
- [Selection Rate](concepts/selection-rate.md): The rate at which an AI system chooses a given source from the available grounding candidates when composing an answer; the AI-search equivalent of click-through rate.
- [Selection Rate Optimization](concepts/selection-rate-optimization.md): The AI-search counterpart to CTR optimization: improving how often AI systems select your content as the grounding source for their generated answers.
- [Share of Citations](concepts/share-of-citations.md): The proportion of cited sources in AI answers that are yours.
- [Share of Mentions](concepts/share-of-mentions.md): The proportion of brand mentions in AI answers that are yours.
- [Share of Voice](concepts/share-of-voice.md): Your overall slice of the AI answer space for a topic, relative to competitors.