Google’s breast cancer-predicting AI research is useless without transparency, critics say

Back in January, Google Health, the branch of Google focused on health-related research, clinical tools, and partnerships for health care services, released an AI model trained on over 90,000 mammogram X-rays that the company said achieved better results than human radiologists. Google claimed that the algorithm could recognize more false negatives — the kind of images that look normal but contain breast cancer — than previous work, but some clinicians, data scientists, and engineers take issue with that statement. In a rebuttal published today in the journal Nature, over 19 coauthors affiliated with McGill University, the City University of New York (CUNY), Harvard University, and Stanford University said that the lack of detailed methods and code in Google’s research “undermines its scientific value.”

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