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Diffusion models have become central to various image editing tasks, yet they often fail to fully adhere to physical laws, particularly with effects like shadows, reflections, and occlusions. In this work, we address the challenge of…

计算机视觉与模式识别 · 计算机科学 2025-04-23 Ankit Dhiman , Manan Shah , R Venkatesh Babu

Sim-to-Real refers to the process of transferring policies learned in simulation to the real world, which is crucial for achieving practical robotics applications. However, recent Sim2real methods either rely on a large amount of augmented…

机器人学 · 计算机科学 2025-02-25 Yuxuan Wu , Lei Pan , Wenhua Wu , Guangming Wang , Yanzi Miao , Fan Xu , Hesheng Wang

Autonomous visual navigation is an essential element in robot autonomy. Reinforcement learning (RL) offers a promising policy training paradigm. However existing RL methods suffer from high sample complexity, poor sim-to-real transfer, and…

机器人学 · 计算机科学 2025-07-31 Qianzhong Chen , Jiankai Sun , Naixiang Gao , JunEn Low , Timothy Chen , Mac Schwager

Generating robot demonstrations through simulation is widely recognized as an effective way to scale up robot data. Previous work often trained reinforcement learning agents to generate expert policies, but this approach lacks sample…

机器人学 · 计算机科学 2024-05-14 Yang Jin , Jun Lv , Shuqiang Jiang , Cewu Lu

Safety is a crucial property of every robotic platform: any control policy should always comply with actuator limits and avoid collisions with the environment and humans. In reinforcement learning, safety is even more fundamental for…

机器人学 · 计算机科学 2023-03-02 Puze Liu , Kuo Zhang , Davide Tateo , Snehal Jauhri , Zhiyuan Hu , Jan Peters , Georgia Chalvatzaki

To tackle the "reality gap" encountered in Sim-to-Real transfer, this study proposes a diffusion-based framework that minimizes inconsistencies in grasping actions between the simulation settings and realistic environments. The process…

机器人学 · 计算机科学 2024-03-19 Yiwei Li , Zihao Wu , Huaqin Zhao , Tianze Yang , Zhengliang Liu , Peng Shu , Jin Sun , Ramviyas Parasuraman , Tianming Liu

Deep Reinforcement Learning has been successfully applied in various computer games [8]. However, it is still rarely used in real-world applications, especially for the navigation and continuous control of real mobile robots [13]. Previous…

机器人学 · 计算机科学 2020-05-29 Hartmut Surmann , Christian Jestel , Robin Marchel , Franziska Musberg , Houssem Elhadj , Mahbube Ardani

Identifying predictive world models for robots in novel environments from sparse online observations is essential for robot task planning and execution in novel environments. However, existing methods that leverage differentiable…

机器人学 · 计算机科学 2025-05-13 Yifan Zhu , Tianyi Xiang , Aaron Dollar , Zherong Pan

Safe, reliable navigation in extreme, unfamiliar terrain is required for future robotic space exploration missions. Recent generative-AI methods learn semantically aware navigation policies from large, cross-embodiment datasets, but offer…

Robots working in unstructured environments must be capable of sensing and interpreting their surroundings. One of the main obstacles of deep-learning-based models in the field of robotics is the lack of domain-specific labeled data for…

机器人学 · 计算机科学 2022-10-26 Dániel Horváth , Gábor Erdős , Zoltán Istenes , Tomáš Horváth , Sándor Földi

The advent of simulation engines has revolutionized learning and operational efficiency for robots, offering cost-effective and swift pipelines. However, the lack of a universal simulation platform tailored for chemical scenarios impedes…

机器人学 · 计算机科学 2024-06-13 Shoujie Li , Yan Huang , Changqing Guo , Tong Wu , Jiawei Zhang , Linrui Zhang , Wenbo Ding

Today robots must be safe, versatile, and user-friendly to operate in unstructured and human-populated environments. Dynamical system-based imitation learning enables robots to perform complex tasks stably and without explicit programming,…

机器人学 · 计算机科学 2025-03-11 Sayantan Auddy , Antonio Paolillo , Justus Piater , Matteo Saveriano

Combining multiple sensors enables a robot to maximize its perceptual awareness of environments and enhance its robustness to external disturbance, crucial to robotic navigation. This paper proposes the FusionPortable benchmark, a complete…

We present the DIScrete PERsistent Structures Extractor (DisPerSE), an open source software for the automatic and robust identification of structures in 2D and 3D noisy data sets. The software is designed to identify all sorts of…

宇宙学与河外天体物理 · 物理学 2013-02-26 Thierry Sousbie

Many robotic tasks involving some form of 3D visual perception greatly benefit from a complete knowledge of the working environment. However, robots often have to tackle unstructured environments and their onboard visual sensors can only…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Andrea Rosasco , Stefano Berti , Fabrizio Bottarel , Michele Colledanchise , Lorenzo Natale

We present a fully distributed collision avoidance algorithm based on convex optimization for a team of mobile robots. This method addresses the practical case in which agents sense each other via measurements from noisy on-board sensors…

最优化与控制 · 数学 2019-06-04 Guillermo Angeris , Kunal Shah , Mac Schwager

In this paper we present a simulation framework for the evaluation of the navigation and localization metrological performances of a robotic platform. The simulator, based on ROS (Robot Operating System) Gazebo, is targeted to a…

机器人学 · 计算机科学 2020-06-18 Riccardo Giubilato , Andrea Masili , Sebastiano Chiodini , Marco Pertile , Stefano Debei

Real-time reconstruction of deformable surgical scenes is vital for advancing robotic surgery, improving surgeon guidance, and enabling automation. Recent methods achieve dense reconstructions from da Vinci robotic surgery videos, with…

计算机视觉与模式识别 · 计算机科学 2026-02-23 Tianyi Song , Danail Stoyanov , Evangelos Mazomenos , Francisco Vasconcelos

We describe a software framework and a hardware platform used in tandem for the design and analysis of robot autonomy algorithms in simulation and reality. The software, which is open source, containerized, and operating system (OS)…

We present IndoorSim-to-OutdoorReal (I2O), an end-to-end learned visual navigation approach, trained solely in simulated short-range indoor environments, and demonstrates zero-shot sim-to-real transfer to the outdoors for long-range…

机器人学 · 计算机科学 2023-05-11 Joanne Truong , April Zitkovich , Sonia Chernova , Dhruv Batra , Tingnan Zhang , Jie Tan , Wenhao Yu