27 February 2020 – BBC News
More often than not, the backs of hands are the only visible features of abusers in footage and images shared online.
A new study aims to discover whether our hands are truly unique by looking at physical differences between them.
Researchers propose to do this by training computers to spot anatomical features in anonymous images sent by the public to allow algorithms to be designed. The idea is that this will then help police to link suspects to crimes just from images of their hands, scientists hope.