AI has a specific Spider-Man ‘brain cell’ just like humans do

AI can tell

AF archive/Alamy

When AI sees a picture of Spider-Man, the comic book hero, it can conjure the idea of a spider – an advanced connection that humans make, and which now seems to be happening in neural networks designed to mimic our brains.

In the 1960s, neuroscientist Jerry Lettvin proposed that human brains had “grandmother cells” which correspond to memories of specific people or objects. The concept was labelled simplistic at the time but experiments since then using brain implants have shown that not only do we have specific neurons triggered by the sight of our grandmother, we …

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