# Articles

Articles by our engineers and clinicians. Each names its author, and every article on a health topic names the clinician who reviewed it.

## All articles

- Draft Digital health twins
   **[What is a digital health twin?](https://gateway-global.co.uk/insights/articles/what-is-a-digital-health-twin/)**
   A digital health twin is a private, continuously updated picture of one person's health, built from their own records, devices and tests. It is designed to notice change early and explain it, not to diagnose.
- Draft Edge AI
   **[What is model routing, and why does it cut AI costs?](https://gateway-global.co.uk/insights/articles/what-is-model-routing/)**
   Model routing sends each AI request to the model best suited to answer it, instead of sending every request to the largest one. Done on the device, it keeps routine questions private and answers most of them with no cloud cost.
- Draft Clinical safety and the NHS
   **[Why UK SMEs struggle to deploy into the NHS, and what would help](https://gateway-global.co.uk/insights/articles/why-uk-smes-struggle-to-deploy-into-the-nhs/)**
   For a small UK supplier, the hardest part of working with the NHS is rarely the technology. It is how assurance is repeated, and how access to the systems that hold the patient record is negotiated. In our written evidence to the House of Lords, we set out four changes that would help.

---

Source: https://gateway-global.co.uk/insights/articles/