Diffusion policy policy optimization

AZ Ren, J Lidard, LL Ankile, A Simeonov… - arxiv preprint arxiv …, 2024 - arxiv.org
We introduce Diffusion Policy Policy Optimization, DPPO, an algorithmic framework
including best practices for fine-tuning diffusion-based policies (eg Diffusion Policy) in …

A modular robotic arm control stack for research: Franka-interface and frankapy

K Zhang, M Sharma, J Liang, O Kroemer - arxiv preprint arxiv:2011.02398, 2020 - arxiv.org
We designed a modular robotic control stack that provides a customizable and accessible
interface to the Franka Emika Panda Research robot. This framework abstracts high-level …

CyberDemo: Augmenting Simulated Human Demonstration for Real-World Dexterous Manipulation

J Wang, Y Qin, K Kuang, Y Korkmaz… - Proceedings of the …, 2024 - openaccess.thecvf.com
We introduce CyberDemo a novel approach to robotic imitation learning that leverages
simulated human demonstrations for real-world tasks. By incorporating extensive data …

Adaptive robotic information gathering via non-stationary Gaussian processes

W Chen, R Khardon, L Liu - The International Journal of …, 2024 - journals.sagepub.com
Robotic Information Gathering (RIG) is a foundational research topic that answers how a
robot (team) collects informative data to efficiently build an accurate model of an unknown …

Crossing the gap: A deep dive into zero-shot sim-to-real transfer for dynamics

E Valassakis, Z Ding, E Johns - 2020 IEEE/RSJ International …, 2020 - ieeexplore.ieee.org
Zero-shot sim-to-real transfer of tasks with complex dynamics is a highly challenging and
unsolved problem. A number of solutions have been proposed in recent years, but we have …

Droid: Minimizing the reality gap using single-shot human demonstration

YY Tsai, H Xu, Z Ding, C Zhang… - IEEE Robotics and …, 2021 - ieeexplore.ieee.org
Reinforcement learning (RL) has demonstrated great success in the past several years.
However, most of the scenarios focus on simulated environments. One of the main …

Adaptsim: Task-driven simulation adaptation for sim-to-real transfer

AZ Ren, H Dai, B Burchfiel, A Majumdar - arxiv preprint arxiv:2302.04903, 2023 - arxiv.org
Simulation parameter settings such as contact models and object geometry approximations
are critical to training robust robotic policies capable of transferring from simulation to real …

Mnemosyne: Learning to train transformers with transformers

D Jain, KM Choromanski, KA Dubey… - Advances in …, 2024 - proceedings.neurips.cc
In this work, we propose a new class of learnable optimizers, called Mnemosyne. It is based
on the novel spatio-temporal low-rank implicit attention Transformers that can learn to train …

Registration of deformed tissue: A gnn-vae approach with data assimilation for sim-to-real transfer

M Afshar, T Meyer, RS Sloboda… - IEEE/ASME …, 2023 - ieeexplore.ieee.org
In image-guided surgery, deformation of soft tissues can cause substantial errors in targeting
internal targets, since deformation can affect the translation of preoperative image-based …

Learning to ground objects for robot task and motion planning

Y Ding, X Zhang, X Zhan… - IEEE Robotics and …, 2022 - ieeexplore.ieee.org
Task and motion planning (TAMP) algorithms have been developed to help robots plan
behaviors in discrete and continuous spaces. Robots face complex real-world scenarios …