S19-277 CheXpert: Radiology Image Classification via Machine Learning Stanford researchers have developed CheXpert which can reduce noise and identify several pathologies on x-rays with very high accuracy via machine learning. CheXpert can read photos of x-rays from a mobile phone and is robust to noise. Andrew Ng Sharon Zhou Mark Sabini Chris Wang Minh Phu Nguyen Jeremy Irvin Pranav Rajpurkar Matthew Lungren Amirhossein Kiani