Compute stat to train pi0 Openpi with fractal dataset

#2
by binhng - opened

I am trying to finetune pi0 base model on fratal dataset. However, it takes nearly 3000 hours to compute stats. How to accelerate it?
Can you share me your norm_stats.json file of fractal dataset? I will very appreciate that!

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Hi, you can check the norm_stats.json file in the repo assets/local/fractal_lerobot/norm_stats.json

Thank you!
However I still want to ask how long did it take to calculate this norm_stats? How to accelerate it?

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