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same morphology, different muscle configurations

136,531 views • 5 months ago •via X (Twitter)

37 Comments

The Short Straw's profile picture
The Short Straw5 months ago

Add wear and see how far each goes. This is very cool.

Junior Rojas's profile picture
Junior Rojas5 months ago

that sounds interesting, maybe something I should try to implement at some point

A Concerned Human's profile picture
A Concerned Human5 months ago

I would really like to better understand the math of how this works if you're willing to explain. Organic-like movement in 3D characters is a thing I would very much like to understand better (I know its a bit of an extension but wondering if this might be useful for it or not).

Junior Rojas's profile picture
Junior Rojas5 months ago

there are several components, for the simulation approach, you can find more info here and here for training:

Junior Rojas's profile picture
Junior Rojas5 months ago

and 3D is also possible

A Concerned Human's profile picture
A Concerned Human5 months ago

Have you tried to integrate a process for reaction to obstacles or to projectiles?

Junior Rojas's profile picture
Junior Rojas5 months ago

kind of, I guess you could consider this reaction to obstacles in a sense

A Concerned Human's profile picture
A Concerned Human5 months ago

Its sorta interesting but I mean more like a reflex with a reduced cognitive load. Think like Matrix dodge of a dodgeball or like a person walking in a hallway with a lot of people and weaving between them through a crowd while getting shoved around.

A Concerned Human's profile picture
A Concerned Human5 months ago

Or like trying to catch a pencil that is about to fall off the table

Junior Rojas's profile picture
Junior Rojas5 months ago

there are only proprioceptive sensors in my simulation at the moment, so I haven't tried that, I guess that would require some additional vision-like sensors, but it's possible in principle with additional sensors

Hesu Krypto's profile picture
Hesu Krypto5 months ago

Looks like the right has better ground control.

Nick McD's profile picture
Nick McD5 months ago

I've been working on a vertex editor, like inkScape, with an added dimension (Z, namely) and I've been searching for a way to add musculature and brain tissue to *any* object you can possibly make, and have it learn locomotion. I think that's why you popped up in my feed,

h index enjoyer's profile picture
h index enjoyer5 months ago

Reminds me of jelly car

June's profile picture
June5 months ago

wait this is cool. Are you designing these by hand or algorithmically?

Junior Rojas's profile picture
Junior Rojas5 months ago

not by hand, it's a neural network mapping proprioceptive signals to muscle control signals, trained with reinforcement learning

Lachlan's profile picture
Lachlan5 months ago

Love these little guys Have you made any in 3d yet?

Junior Rojas's profile picture
Junior Rojas5 months ago

yes, here's a recent one in 3D

Lachlan's profile picture
Lachlan5 months ago

Awesome!

braqzen's profile picture
braqzen5 months ago

It would be interesting to do different configurations of muscle/skeletal distribution in different terrains and with the addition of an energy system to see which movement patterns in which body configurations are more efficient. Adding a survival/feeding aspect too.

Qiqero's profile picture
Qiqero5 months ago

Lack of muscles in the back leg gives the left one a limping gait

Wesman!😎 (aka Cool Bro)'s profile picture
Wesman!😎 (aka Cool Bro)5 months ago

Left is a seal

Wouter Beets's profile picture
Wouter Beets5 months ago

This stuff is begging for genetic algorithms

Junior Rojas's profile picture
Junior Rojas5 months ago

I tried GAs several years ago but these days I mostly do RL

Coffee&Code's profile picture
Coffee&Code5 months ago

How do u make this stuff? Looks fun!

Junior Rojas's profile picture
Junior Rojas5 months ago

it's a neural network mapping proprioceptive signals to muscle control signals, trained with reinforcement learning, the simulation library is open source

Nick McD's profile picture
Nick McD5 months ago

@davidcoffeeboy Oh wow. Would this be applicable to 3D critters?

Junior Rojas's profile picture
Junior Rojas5 months ago

@davidcoffeeboy yes, 3D is possible

Nick McD's profile picture
Nick McD5 months ago

@davidcoffeeboy Ohoho and could you set up this critters rewards to train for direction?

Junior Rojas's profile picture
Junior Rojas5 months ago

@davidcoffeeboy yes, I tried that some time ago, I don't have a video right now, but yes, it's possible to train it to move in different directions

Ente's profile picture
Ente5 months ago

Left one seems better optimized, does it use less energy?

Crypto Lama's profile picture
Crypto Lama5 months ago

Seal vs rabbit

Crogon's profile picture
Crogon5 months ago

that's basically what i think every time i see an olympian.

Samuel Zeller's profile picture
Samuel Zeller5 months ago

💡 game of life but it's a platformer

Awp Wizard's profile picture
Awp Wizard5 months ago

This is why heel to toe or your shoes or what ever probably matters alot

Cole Michael Music's profile picture
Cole Michael Music5 months ago

twinkle toes on the right

Arun Jadhav (ಅರುಣ್ ಜಾಧವ್)'s profile picture
Arun Jadhav (ಅರುಣ್ ಜಾಧವ್)5 months ago

triangles triangles everywhere!

Formal Inquest's profile picture
Formal Inquest5 months ago

brilliant

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