Amazing before-and-after images detected by an algorithm that can see whether a photo has been faked
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History is full of manipulated images. Adolf Hitler, Joseph Stalin and China Communist Party founder Mao Zedong all famously cut former allies out of historic photos after a disagreement. Even Winston Churchill wasn't above tampering with photographs when it suited him.
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Back then, you needed special technical equipment and time-consuming darkroom techniques to manipulate an image. But since photos went digital, it has become a lot easier to modify them, and much harder to tell when an image has been tampered with.
But a Czech startup has created a product that can do just that, and banks and insurance companies are using it to detect fraud.
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