Doctors want ‘big data’ insights to improve health care. But America’s scattershot medical records make it hard to go big

Doctors, researchers, and companies have made big promises about how machine learning and AI may someday change medicine. But a particularly American issue may be holding doctors and data scientists here back: electronic medical records.

Machine learning algorithms only work if they have data — lots and lots of data. The conclusions they draw about what might happen to a particular person will generally only work if an algorithm has been trained with a bunch of records of people who have some similar characteristics.

Author: Kate Sheridan

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