In 2012 a large Google neural network trained on unlabeled YouTube stills learned a neuron that responded strongly to cats without being given cat labels.

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Location PART 2 - FOUR HIDDEN CHIMNEYS CHAPTER 8: THE SHIELD OF SCREWTAPE The shield of Screwtape - Root

"In 2012 a large Google neural network trained on unlabeled YouTube stills learned a neuron that responded strongly to cats without being given cat labels."

Google's experiment became the famous cat example because the network discovered a cat-responsive feature from unlabeled YouTube frames rather than explicit cat labels.

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Source title Using large-scale brain simulations for machine learning and A.I.

Source authors Jeff Dean, Andrew Ng

Source year 2012

Confidence high

Importance mid