Feeding thousands of retinal scans from the Aravind Eye Hospital into a neural network, they taught it to recognize signs of diabetic blindness. Such was their success, Jeff Dean pulled them into the Google Brain lab, around the same time that DeepMind was tackling Go. The joke among Peng and the rest of her medically minded team was that they were a cancer that metastasized into the Brain. It wasn’t a very good joke. But it was not a bad analogy.
