How do we build our models of the world? Yoshua Bengio explains how deep learning will help machines act to understand the world in a similar way.

We all now know about R, but sometimes it can be good to consider another number: the growth rate of an epidemic.

In a previous article we introduced the problems that can arise when combine the reproduction ratios of a disease in different settings, such as hospitals and the community. In this article we dive into the maths that helps you get to the bottom of these problems.