用高斯点云构建虚拟场景,让操作员沉浸式远程操控移动机械臂。
Immersive Teleoperation Framework for Locomanipulation Tasks
- 用高斯点云抽象真实场景生成虚拟环境,实现直观交互。
- 66%用户任务速度提升43%,93%偏好该界面,100%愿继续使用。
- 适用于复杂环境下的远程操控,提升精度与情境感知能力。
近期机器人局部操作技术借助虚拟现实(VR)显著提升了远程操控的精度与沉浸感,超越传统依赖2D摄像头和操纵杆的方法。然而不同系统间用户体验仍存差异。本文提出一种基于VR的新型远程操控框架,用于集成于移动平台的机械臂。核心是采用高斯点云(Gaussian splatting)技术,将可操作场景抽象为虚拟环境,使用户能如操作真实机器人般在虚拟空间中导航与操控,从而增强交互的沉浸感与效率。大规模用户实验验证了该方法:三分之二(66%)的参与者完成任务更快,平均耗时减少43%;93%用户更偏好高斯点云界面,且100%表示愿意在未来继续使用,表明其在精度、响应速度与情境感知方面均有显著提升。最后,通过两个真实应用场景的实验,验证了该框架在实际中的有效性与多功能性。
原文摘要 · Abstract (English)
Recent advancements in robotic loco-manipulation have leveraged Virtual Reality (VR) to enhance the precision and immersiveness of teleoperation systems, significantly outperforming traditional methods reliant on 2D camera feeds and joystick controls. Despite these advancements, challenges remain, particularly concerning user experience across different setups. This paper introduces a novel VR-based teleoperation framework designed for a robotic manipulator integrated onto a mobile platform. Central to our approach is the application of Gaussian splatting, a technique that abstracts the manipulable scene into a VR environment, thereby enabling more intuitive and immersive interactions. Users can navigate and manipulate within the virtual scene as if interacting with a real robot, enhancing both the engagement and efficacy of teleoperation tasks. An extensive user study validates our approach, demonstrating significant usability and efficiency improvements. Two-thirds (66%) of participants completed tasks faster, achieving an average time reduction of 43%. Additionally, 93% preferred the Gaussian Splat interface overall, with unanimous (100%) recommendations for future use, highlighting improvements in precision, responsiveness, and situational awareness. Finally, we demonstrate the effectiveness of our framework through real-world experiments in two distinct application scenarios, showcasing the practical capabilities and versatility of the Splat-based VR interface.
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