According to Agüera y Arcas, human brains evolved to be computational, meaning that they process information by transforming various kinds of inputs into signals or outputs, and that most of the computation that brains do takes the form of predictions, which is what AI systems do.
“I hear a lot of people say that it’s a metaphor to talk about brains as computers,” said Agüera y Arcas. “I don’t mean this metaphorically. I mean it very literally … The premise of computational neuroscience is that what brains do is process information, not that they are like computers, but that they are computers.”
Agüera y Arcas’ book explores the evolution and social origins of intelligence and develops his insights on what he calls the computational nature of intelligence, biology, and life as a whole.
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