Rt-h: Action hierarchies using language

S Belkhale, T Ding, T Xiao, P Sermanet… - arXiv preprint arXiv …, 2024 - arxiv.org
Language provides a way to break down complex concepts into digestible pieces. Recent
works in robot imitation learning use language-conditioned policies that predict actions given …

Droid: A large-scale in-the-wild robot manipulation dataset

…, M Lepert, YJ Ma, PT Miller, J Wu, S Belkhale… - arXiv preprint arXiv …, 2024 - arxiv.org
The creation of large, diverse, high-quality robot manipulation datasets is an important
stepping stone on the path toward more capable and robust robotic manipulation policies. …

Hydra: Hybrid robot actions for imitation learning

S Belkhale, Y Cui, D Sadigh - Conference on Robot …, 2023 - proceedings.mlr.press
Imitation Learning (IL) is a sample efficient paradigm for robot learning using expert
demonstrations. However, policies learned through IL suffer from state distribution shift at test time, …

Data quality in imitation learning

S Belkhale, Y Cui, D Sadigh - Advances in neural …, 2023 - proceedings.neurips.cc
In supervised learning, the question of data quality and curation has been sidelined in recent
years in favor of increasingly more powerful and expressive models that can ingest internet-…

Balancing efficiency and comfort in robot-assisted bite transfer

S Belkhale, EK Gordon, Y Chen… - … on Robotics and …, 2022 - ieeexplore.ieee.org
Robot-assisted feeding in household environments is challenging because it requires robots
to generate trajectories that effectively bring food items of varying shapes and sizes into the …

Open x-embodiment: Robotic learning datasets and rt-x models

…, R Tian, Y Lee, D Sadigh, Y Cui, S Belkhale… - … for Scalable Skill …, 2023 - openreview.net
Large, high-capacity models trained on diverse datasets have shown remarkable successes
on efficiently tackling downstream applications. In domains from NLP to Computer Vision, …

Parallel sampling of diffusion models

A Shih, S Belkhale, S Ermon… - Advances in Neural …, 2023 - proceedings.neurips.cc
Diffusion models are powerful generative models but suffer from slow sampling, often taking
1000 sequential denoising steps for one sample. As a result, considerable efforts have been …

Training strategies for efficient embodied reasoning

W Chen, S Belkhale, S Mirchandani, O Mees… - arXiv preprint arXiv …, 2025 - arxiv.org
Robot chain-of-thought reasoning (CoT) -- wherein a model predicts helpful intermediate
representations before choosing actions -- provides an effective method for improving the …

Model-based meta-reinforcement learning for flight with suspended payloads

S Belkhale, R Li, G Kahn, R McAllister… - IEEE Robotics and …, 2021 - ieeexplore.ieee.org
Transporting suspended payloads is challenging for autonomous aerial vehicles because
the payload can cause significant and unpredictable changes to the robot's dynamics. These …

Generalization through simulation: Integrating simulated and real data into deep reinforcement learning for vision-based autonomous flight

K Kang, S Belkhale, G Kahn, P Abbeel… - … conference on robotics …, 2019 - ieeexplore.ieee.org
Deep reinforcement learning provides a promising approach for vision-based control of real-world
robots. However, the generalization of such models depends critically on the quantity …