**Medical AI has a measurement problem**

> <p\>Nature, Published online: 28 July 2026; <a href="https://www.nature.com/articles/d41586-026-02125-z"\>doi:10.1038/d41586-026-02125-z</a\></p\>The development of two medical AI assistants highlights an unnerving challenge: as the technology races ahead, what is the best way to evaluate what works?

**来源信息**
- **来源**：Nature：最新研究（RSS）
- **分类**：tip
- **发布时间**：2026-07-28 08:00（北京时间）
- **原文**：[打开原文](https://www.nature.com/articles/d41586-026-02125-z)