Source: techstartups.com Rad AI, an artificial intelligence startup that uses machine learning to transform the practice of radiology, today announced its formal launch and a $4 million seed round led by Gradient Ventures, Google’s AI-focused venture fund. Other backers included UP2398, Precursor Ventures, GMO Venture Partners, Array Ventures, Hike Ventures, Fifty Years VC and various angels. Rad Read More