He calls himself the "Human Etch A Sketch." Rik Zortman is a father from Iowa who sketches out names of children with cancer on maps. He does it by running in the city or town where the request ...

They used a data set from the Technical University of Berlin, which had used 20,000 hand-drawn images to test how well human beings could recognise sketches. Hands are particularly difficult to draw.

In the study, Sketch-a-Net was able to correctly identify 74.5% of drawings, which is the first time that a machine has surpassed the human sketch recognition benchmark of 73.1%. Training a ...