Health informatics

Detecting machine-written content in scientific articles

The recent surge in popularity of AI tools such as ChatGPT is forcing the science community to reckon with its place in scientific literature. Prestigious journals such as Science and Nature have attempted to restrict or ...

Health informatics

A skewed model for imbalanced health data

An asymmetric statistical model provides a better fit for imbalanced data with rare "positives," such as longitudinal health datasets.

Vaccination

How many lives have coronavirus vaccines saved?

More than 200 million U.S. residents have gotten at least one shot of a COVID-19 vaccine with the expectation that the vaccines slow virus transmission and save lives.

Cardiology

Technique reveals whether models of patient risk are accurate

After a patient has a heart attack or stroke, doctors often use risk models to help guide their treatment. These models can calculate a patient's risk of dying based on factors such as the patient's age, symptoms, and other ...

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