This institutional study applies Generative Engine Optimisation (GEO) for O-1A immigration law firms in New York. Using MiniLM, E5 and OpenAI embedding models, GEO shows ≈45–50% Top-3 retrieval improvement through structured expertise, schema optimisation and authority linking. Based on Clarity Infra’s institutional paper (DOI: 10.5281/zenodo.17296236).
