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Simulating robot-world interactions is a cornerstone of Embodied AI. Recently, a few works have shown promise in leveraging video generations to transcend the rigid visual/physical constraints of traditional simulators. However, they…

Robotics · Computer Science 2026-03-18 Mutian Xu , Tianbao Zhang , Tianqi Liu , Zhaoxi Chen , Xiaoguang Han , Ziwei Liu

LiDAR representation learning has emerged as a promising approach to reducing reliance on costly and labor-intensive human annotations. While existing methods primarily focus on spatial alignment between LiDAR and camera sensors, they often…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Xiang Xu , Lingdong Kong , Hui Shuai , Wenwei Zhang , Liang Pan , Kai Chen , Ziwei Liu , Qingshan Liu

Existing work on scene flow estimation focuses on autonomous driving and mobile robotics, while automated solutions are lacking for motion in nature, such as that exhibited by debris flows. We propose DEFLOW, a model for 3D motion…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Liyuan Zhu , Yuru Jia , Shengyu Huang , Nicholas Meyer , Andreas Wieser , Konrad Schindler , Jordan Aaron

Machine perception is an important prerequisite for safe interaction and locomotion in dynamic environments. This requires not only the timely perception of surrounding geometries and distances but also the ability to react to changing…

Robotics · Computer Science 2024-10-30 Simone Müller , Dieter Kranzlmüller

Humans seamlessly fuse anticipatory planning with immediate feedback to perform successive mobile manipulation tasks without stopping, achieving both high efficiency and reliability. Replicating this fluid and reliable behavior in robots…

Generative modeling has recently shown remarkable promise for visuomotor policy learning, enabling flexible and expressive control across diverse embodied AI tasks. However, existing generative policies often struggle with data…

Robotics · Computer Science 2025-12-16 Jianlei Chang , Ruofeng Mei , Wei Ke , Xiangyu Xu

Planning for robotic manipulation requires reasoning about the changes a robot can affect on objects. When such interactions can be modelled analytically, as in domains with rigid objects, efficient planning algorithms exist. However, in…

Robotics · Computer Science 2019-05-14 Angelina Wang , Thanard Kurutach , Kara Liu , Pieter Abbeel , Aviv Tamar

Flow-based generative models are composed of invertible transformations between two random variables of the same dimension. Therefore, flow-based models cannot be adequately trained if the dimension of the data distribution does not match…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Hyeongju Kim , Hyeonseung Lee , Woo Hyun Kang , Joun Yeop Lee , Nam Soo Kim

3D spatial perception is fundamental to generalizable robotic manipulation, yet obtaining reliable, high-quality 3D geometry remains challenging. Depth sensors suffer from noise and material sensitivity, while existing reconstruction models…

Robotics · Computer Science 2026-05-05 Sizhe Yang , Linning Xu , Hao Li , Juncheng Mu , Jia Zeng , Dahua Lin , Jiangmiao Pang

The use of deep learning methods for modeling fluid flow has drawn a lot of attention in the past few years. In situations where conventional numerical approaches can be computationally expensive, these techniques have shown promise in…

World models aim to improve robotic decision making by predicting the consequences of actions. However, in practice, their predictions often become unreliable once the robot encounters states outside the training distribution, limiting…

Robotics · Computer Science 2026-05-18 Tuo An , Jindou Jia , Gen Li , Jingliang Li , Chuhao Zhou , Pengfei Liu , Bofan Lyu , Jiaqi Bai , Xinying Guo , Geng Li , Jianfei Yang

Bimanual manipulation requires policies that can reason about 3D geometry, anticipate how it evolves under action, and generate smooth, coordinated motions. However, existing methods typically rely on 2D features with limited spatial…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Chongyang Xu , Haipeng Li , Shen Cheng , Jingyu Hu , Haoqiang Fan , Ziliang Feng , Shuaicheng Liu

Vision-Language Models (VLMs) demonstrate remarkable potential in robotic manipulation, yet challenges persist in executing complex fine manipulation tasks with high speed and precision. While excelling at high-level planning, existing VLM…

Robotics · Computer Science 2025-03-10 Qingxuan Jia , Guoqin Tang , Zeyuan Huang , Zixuan Hao , Ning Ji , Shihang , Yin , Gang Chen

Imitation learning is a promising approach for enabling generalist capabilities in humanoid robots, but its scaling is fundamentally constrained by the scarcity of high-quality expert demonstrations. This limitation can be mitigated by…

Robotics · Computer Science 2025-08-21 Quentin Rouxel , Clemente Donoso , Fei Chen , Serena Ivaldi , Jean-Baptiste Mouret

Recent multimodal fusion methods, integrating images with LiDAR point clouds, have shown promise in scene flow estimation. However, the fusion of 4D millimeter wave radar and LiDAR remains unexplored. Unlike LiDAR, radar is cheaper, more…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Jingyun Fu , Zhiyu Xiang , Na Zhao

Rapid robot motion generation is critical in Human-Robot Collaboration (HRC) systems, as robots need to respond to dynamic environments in real time by continuously observing their surroundings and replanning their motions to ensure both…

Robotics · Computer Science 2025-10-07 Sibo Tian , Minghui Zheng , Xiao Liang

Transparent objects are widely used in our daily lives, making it important to teach robots to interact with them. However, it's not easy because the reflective and refractive effects can make depth cameras fail to give accurate geometry…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Tutian Tang , Jiyu Liu , Jieyi Zhang , Haoyuan Fu , Wenqiang Xu , Cewu Lu

Robotic manipulation in complex, constrained spaces is vital for widespread applications but challenging, particularly when navigating narrow passages with elongated objects. Existing planning methods often fail in these low-clearance…

Robotics · Computer Science 2025-11-10 Zihao Li , Yiming Zhu , Zhe Zhong , Qinyuan Ren , Yijiang Huang

From rearranging objects on a table to putting groceries into shelves, robots must plan precise action points to perform tasks accurately and reliably. In spite of the recent adoption of vision language models (VLMs) to control robot…

Flow matching models have emerged as a powerful method for generative modeling on domains like images or videos, and even on irregular or unstructured data like 3D point clouds or even protein structures. These models are commonly trained…

Machine Learning · Computer Science 2025-05-30 Yuyang Wang , Anurag Ranjan , Josh Susskind , Miguel Angel Bautista