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can a neural network learn to walk as a physical object in a physics simulation? here I train walking neural nets with an evolutionary algorithm. The input nodes/feet are activated by sine waves at learned phases & connections between two neurons extend based on their difference

339,220 views • 3 years ago •via X (Twitter)

10 Comments

Matt Henderson's profile picture
Matt Henderson3 years ago

aka “embodied neural networks”

Matt Henderson's profile picture
Matt Henderson3 years ago

Remember soda constructor?

Patrick Ꝺoyle's profile picture
Patrick Ꝺoyle3 years ago

Whatever the result, they seem to be enjoying themselves.

Eric Jang's profile picture
Eric Jang3 years ago

this is amazing. would you consider open-sourcing the code? I'd love to extend this to optimizing the architecture of the net itself, so it ends up having to trade off physical bulk with function approximation power

Tom's profile picture
Tom3 years ago

Looks kinda similar

Austen Lamacraft's profile picture
Austen Lamacraft3 years ago

Surely a CNN will work better because of the strides?

c7ddfc's profile picture
c7ddfc3 years ago

reminds me of this, also controlled by a neural net

Mike Vella's profile picture
Mike Vella3 years ago

How do you think of this stuff??

Matt Henderson's profile picture
Matt Henderson3 years ago

I saw a cool demo of a neural net controlling an inverted pendulum, and was thinking it would be cool to make a nnet control something. I was also thinking about that old game soda constructor. Then I thought of this idea like a bad joke about learning to walk

Connor McCormick's profile picture
Connor McCormick3 years ago

You should make it so that the ground is a treadmill with numbers on it, and the fitness function rewards it both for walking and for adding the numbers it's touching correctly.

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