AI reveals the hidden layers of great art

What's more, they didn't really expect the results of their work to be quite so good. X-ray images are already a valuable tool in the examination and restoration of paintings, as they can reveal the underlying condition of the work and provide insights into artists' techniques. They can also help experts to authenticate works. But there is a problem. Interpreting X-rays can be difficult because the images capture everything – the visible top layer, what is underneath, the materials and support structures such as struts, and anything that is on the back.