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Sim-to-real transfer is a fundamental challenge in robot reinforcement learning. Discrepancies between simulation and reality can significantly impair policy performance, especially if it receives high-dimensional inputs such as dense depth…

Robotics · Computer Science 2025-05-20 Hang Yu , Christophe De Wagter , Guido C. H. E de Croon

Machine learning has facilitated significant advancements across various robotics domains, including navigation, locomotion, and manipulation. Many such achievements have been driven by the extensive use of simulation as a critical tool for…

Optimizing behaviors for dexterous manipulation has been a longstanding challenge in robotics, with a variety of methods from model-based control to model-free reinforcement learning having been previously explored in literature. Perhaps…

Robotics · Computer Science 2022-03-25 Sridhar Pandian Arunachalam , Sneha Silwal , Ben Evans , Lerrel Pinto

Dexterous manipulation with contact-rich interactions is crucial for advanced robotics. While recent diffusion-based planning approaches show promise for simple manipulation tasks, they often produce unrealistic ghost states (e.g., the…

Robotics · Computer Science 2025-06-18 Zhixuan Liang , Yao Mu , Yixiao Wang , Tianxing Chen , Wenqi Shao , Wei Zhan , Masayoshi Tomizuka , Ping Luo , Mingyu Ding

Sim-to-real gap has long posed a significant challenge for robot learning in simulation, preventing the deployment of learned models in the real world. Previous work has primarily focused on domain randomization and system identification to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Ziyang Xie , Zhizheng Liu , Zhenghao Peng , Wayne Wu , Bolei Zhou

Acquiring large-scale, high-fidelity robot demonstration data remains a critical bottleneck for scaling Vision-Language-Action (VLA) models in dexterous manipulation. We propose a Real-Sim-Real data collection and data editing pipeline that…

Robotics · Computer Science 2026-02-10 Jiacheng Fan , Zhiyue Zhao , Yiqian Zhang , Chao Chen , Peide Wang , Hengdi Zhang , Zhengxue Cheng

Simulation provides a cost-effective and flexible platform for data generation and policy learning to develop robotic systems. However, bridging the gap between simulation and real-world dynamics remains a significant challenge, especially…

Legged robots must achieve both robust locomotion and energy efficiency to be practical in real-world environments. Yet controllers trained in simulation often fail to transfer reliably, and most existing approaches neglect…

Robotics · Computer Science 2025-09-09 Filip Bjelonic , Fabian Tischhauser , Marco Hutter

We present Sym2Real, a fully data-driven framework that provides a principled way to train low-level adaptive controllers in a highly data-efficient manner. Using only about 10 trajectories, we achieve robust control of both a quadrotor and…

Robotics · Computer Science 2025-09-22 Easop Lee , Samuel A. Moore , Boyuan Chen

Tensegrity robots, composed of rigid rods and flexible cables, exhibit high strength-to-weight ratios and significant deformations, which enable them to navigate unstructured terrains and survive harsh impacts. They are hard to control,…

A primary bottleneck in contact-rich manipulation is the difficulty of collecting real-world data. Sim-to-real reinforcement learning offers a scalable alternative, but the simulation-reality gap prevents information-dense modalities like…

Robotics · Computer Science 2026-05-28 Jiahe Pan , Stelian Coros , Jitendra Malik , Toru Lin

We introduce BayesSim, a framework for robotics simulations allowing a full Bayesian treatment for the parameters of the simulator. As simulators become more sophisticated and able to represent the dynamics more accurately, fundamental…

Robotics · Computer Science 2019-06-06 Fabio Ramos , Rafael Carvalhaes Possas , Dieter Fox

Deep reinforcement learning models are notoriously data hungry, yet real-world data is expensive and time consuming to obtain. The solution that many have turned to is to use simulation for training before deploying the robot in a real…

Robotics · Computer Science 2021-03-01 Joanne Truong , Sonia Chernova , Dhruv Batra

Using tactile sensors for manipulation remains one of the most challenging problems in robotics. At the heart of these challenges is generalization: How can we train a tactile-based policy that can manipulate unseen and diverse objects? In…

Robotics · Computer Science 2024-03-20 Entong Su , Chengzhe Jia , Yuzhe Qin , Wenxuan Zhou , Annabella Macaluso , Binghao Huang , Xiaolong Wang

Teaching a multi-fingered dexterous robot to grasp objects in the real world has been a challenging problem due to its high dimensional state and action space. We propose a robot-learning system that can take a small number of human…

Computer Vision and Pattern Recognition · Computer Science 2022-09-29 Zoey Qiuyu Chen , Karl Van Wyk , Yu-Wei Chao , Wei Yang , Arsalan Mousavian , Abhishek Gupta , Dieter Fox

The advent of tactile sensors in robotics has sparked many ideas on how robots can leverage direct contact measurements of their environment interactions to improve manipulation tasks. An important line of research in this regard is that of…

Robotics · Computer Science 2023-11-14 Luca Lach , Robert Haschke , Davide Tateo , Jan Peters , Helge Ritter , Júlia Borràs , Carme Torras

Behavior cloning has shown promise for robot manipulation, but real-world demonstrations are costly to acquire at scale. While simulated data offers a scalable alternative, particularly with advances in automated demonstration generation,…

Robotics · Computer Science 2026-01-19 Shuo Cheng , Liqian Ma , Zhenyang Chen , Ajay Mandlekar , Caelan Garrett , Danfei Xu

Simulation to Real-World Transfer allows affordable and fast training of learning-based robots for manipulation tasks using Deep Reinforcement Learning methods. Currently, Sim2Real uses Asymmetric Actor-Critic approaches to reduce the rich…

Robotics · Computer Science 2024-10-17 Lingfeng Tao , Jiucai Zhang , Qiaojie Zheng , Xiaoli Zhang

Autonomous learning of dexterous, long-horizon robotic skills has been a longstanding pursuit of embodied AI. Recent advances in robotic reinforcement learning (RL) have demonstrated remarkable performance and robustness in real-world…

Sim2Real (Simulation to Reality) techniques have gained prominence in robotic manipulation and motion planning due to their ability to enhance success rates by enabling agents to test and evaluate various policies and trajectories. In this…

Robotics · Computer Science 2024-11-01 Yuanhong Zeng , Yizhou Zhao , Ying Nian Wu