'Every camera has some imperfections in its embedded sensors, which manifest themselves as image noise in all frames but are invisible to the naked eye', explains Azzopardi. This produces a ...

Across the country, state and local crime labs are drowning in evidence. From rape kits to drug samples to vials of blood, delays in forensic testing are stalling prosecutions, stretching court ...

In a project aimed at developing intelligent tools to fight child exploitation, University of Groningen computer scientists have developed a system to analyse the noise produced by individual cameras.