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NVIDIA did it again.. they trained a GPT that generates human movement instead of text.. next-token prediction, but the tokens are body motions. it's called GPC and it hit a 99.98% success rate reproducing a massive corpus of motion clips.. cartwheels, vaults, flips, all of it. → 99.98% success... show more
102,590 views • 2 months ago •via X (Twitter)
29 Comments

Fully open-source --

Paper:

Nothing more than stochastic parkour

I want to see them collaboratively plays football

Great! How can I use that with my rigged characters in Blender ?

felt a chill down their spline* fixed it for you

so it's just a basic movement diffusion model?

Every time people say transformers have reached their limit, someone applies the same idea to a completely different domain. I had a similar reaction after spending time with Claude Opus 5 - it wasn't one feature that impressed me, it was how much more generally capable the model felt. If this trend continues, motion generation is probably just another step, not the destination.

great now install the model in a kill bot

All this technology to make devs jobs EASIER and CHEAPER to produce things yet the prices are absolutely astronomical for games. Make it make sense.

cool!

说实话,99.98%的动作重现成功率确实亮眼,但这恰恰暴露了当前AI在物理世界理解上的致命短板:它只是在像素或骨骼点层面做“下一个标记预测”,本质上跟GPT生成文本没有区别,根本不理解重力、动量、肌肉发力这些物理约束。GPC能完美复现侧手翻,但换个没见过的动作组合可能就崩了。NVIDIA用Transformer暴力堆算力解决动作生成,思路很直接,但离真正的具身智能还差一个物理引擎的距离。这更像是高级动作数据库的插值检索,而不是智能体��…

As interesting as this is, it was the wrong approach... No human moves perfectly, the real money is in imperfect movement (a perfect model is step one only). The same goes for speech in regards to communication tech. using AI.

love how committed nvidia is to the whole stack. i will love my future humanoid being able to do these neat tricks

Looks cool

i've seen motion models pass replay then fail on foot contact in rollout

great paper from nvidia

@grok 这个论文说的什么?能预测机器人的下一个动作?

why do i feel tired for the thing?

So, will a robot actually move around in real world, using it?

When NPC's created their own NPC's, what happened to the game?

Give it a physical body

Does it adapt to different body geometries?
、

this will be super useful for building high fidelity simulations

This is so big for the gaming industry! Could this be mapped to humanoid robots?

If this is the resulting video, does not seem completely natural to me. Besides movements, gravity

If it can be applied to this, it can be applied to almost anything.

Fifa this immediately on my Xbox!
