Michael Equi (@michael_equi) 's Twitter Profile
Michael Equi

@michael_equi

building robot brains @physical_int | ex Optimus @Tesla_AI | ex @1x_tech | EECS @ucberkeley | @ZFellows_ | past VP @berkeleyML | @berkeley_ai

ID: 1224150903092998144

linkhttps://xn--1xa.com/ calendar_today03-02-2020 02:01:44

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Physical Intelligence (@physical_int) 's Twitter Profile Photo

We are excited to share new experiments with AgiBot AgiBot on multi-task, multi-embodiment VLAs! With one model that can perform many tasks with both two-finger grippers and multi-fingered hands, we take another step toward one model for all robots and tasks.

Physical Intelligence (@physical_int) 's Twitter Profile Photo

We got a robot to clean up homes that were never seen in its training data! Our new model, π-0.5, aims to tackle open-world generalization. We took our robot into homes that were not in the training data and asked it to clean kitchens and bedrooms. More below⤵️

Physical Intelligence (@physical_int) 's Twitter Profile Photo

We figured out how to train VLAs with diffusion outputs much faster (7.5x faster), inheriting better language following from the VLM, and leading to better results. The key: protect the VLM backbone during training with knowledge insulation. Let’s talk about what we learned👇

Physical Intelligence (@physical_int) 's Twitter Profile Photo

Our models need to run in real time on real robots, but inference with big VLAs takes a long time. We developed Real-Time Action Chunking (RTC) to enable real-time inference with flow matching for the π0 and π0.5 VLAs! More in the thread👇

Karl Pertsch (@karlpertsch) 's Twitter Profile Photo

We’re releasing the RoboArena today!🤖🦾 Fair & scalable evaluation is a major bottleneck for research on generalist policies. We’re hoping that RoboArena can help! We provide data, model code & sim evals for debugging! Submit your policies today and join the leaderboard! :) 🧵

Physical Intelligence (@physical_int) 's Twitter Profile Photo

We've added pi-05 to the openpi repo: pi05-base, pi05-droid, pi05-libero. Also added PyTorch training code!🔥 Instructions and code here: github.com/Physical-Intel… This is an updated version of the model we showed cleaning kitchens and bedrooms in April: pi.website/blog/pi05

Physical Intelligence (@physical_int) 's Twitter Profile Photo

Our model can now learn from its own experience with RL! Our new π*0.6 model can more than double throughput over a base model trained without RL, and can perform real-world tasks: making espresso drinks, folding diverse laundry, and assembling boxes. More in the thread below.

Sergey Levine (@svlevine) 's Twitter Profile Photo

We just released results for our newest VLA from Physical Intelligence: π*0.6. This one is trained with RL, and it makes it quite a bit better: often doubles throughput, enables real-world tasks like folding real laundry and making espresso drinks at the office.

Karol Hausman (@hausman_k) 's Twitter Profile Photo

We developed a general recipe that allows VLAs to improve from experience. RL is back. (yes, this is 13 hours of coffee making)