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Image inpainting is a technique used to restore missing or damaged regions of an image. Traditional methods primarily utilize information from adjacent pixels for reconstructing missing areas, while they struggle to preserve complex details…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Junyan Zhang , Yan Li , Mengxiao Geng , Liu Shi , Qiegen Liu

Learning from unstructured and uncurated data has become the dominant paradigm for generative approaches in language and vision. Such unstructured and unguided behavior data, commonly known as play, is also easier to collect in robotics but…

Robotics · Computer Science 2023-12-08 Lili Chen , Shikhar Bahl , Deepak Pathak

Diffusion-based imitation learning has shown strong promise for robot manipulation. However, most existing policies condition only on the current observation or a short window of recent observations, limiting their ability to resolve…

Robotics · Computer Science 2026-05-22 Zhiyuan Guan , Jianshu Hu , Han Fang , Yunpeng Jiang , Yize Huang , Shujia Li , Xiao Li , Yutong Ban

In many practical applications, 3D point cloud analysis requires rotation invariance. In this paper, we present a learnable descriptor invariant under 3D rotations and reflections, i.e., the O(3) actions, utilizing the recently introduced…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Pavlo Melnyk , Andreas Robinson , Michael Felsberg , Mårten Wadenbäck

Diffusion Policy is a powerful technique tool for learning end-to-end visuomotor robot control. It is expected that Diffusion Policy possesses scalability, a key attribute for deep neural networks, typically suggesting that increasing model…

We present a mapping system capable of constructing detailed instance-level semantic models of room-sized indoor environments by means of an RGB-D camera. In this work, we integrate deep-learning-based instance segmentation and…

Robotics · Computer Science 2019-11-22 Dinh-Cuong Hoang , Todor Stoyanov , Achim J. Lilienthal

Learning robot manipulation policies from raw, real-world image data requires a large number of robot-action trials in the physical environment. Although training using simulations offers a cost-effective alternative, the visual domain gap…

Robotics · Computer Science 2025-07-14 Yuekun Wu , Yik Lung Pang , Andrea Cavallaro , Changjae Oh

Coarse-to-fine autoregressive modeling has recently shown strong promise for visuomotor policy learning, combining the inference efficiency of autoregressive methods with the global trajectory coherence of diffusion-based policies. However,…

Robotics · Computer Science 2026-03-31 Daichi Yashima , Koki Seno , Shuhei Kurita , Yusuke Oda , Komei Sugiura

Training a deep network policy for robot manipulation is notoriously costly and time consuming as it depends on collecting a significant amount of real world data. To work well in the real world, the policy needs to see many instances of…

Robotics · Computer Science 2019-06-24 Xinchen Yan , Mohi Khansari , Jasmine Hsu , Yuanzheng Gong , Yunfei Bai , Sören Pirk , Honglak Lee

Prevailing 2D-centric visuomotor policies exhibit a pronounced deficiency in novel view generalization, as their reliance on static observations hinders consistent action mapping across unseen views. In response, we introduce GenSplat, a…

Robotics · Computer Science 2026-04-01 Sen Wang , Huaiyi Dong , Jingyi Tian , Jiayi Li , Zhuo Yang , Tongtong Cao , Anlin Chen , Shuang Wu , Le Wang , Sanping Zhou

Learning a generalizable bimanual manipulation policy is extremely challenging for embodied agents due to the large action space and the need for coordinated arm movements. Existing approaches rely on Vision-Language-Action (VLA) models to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Chenyou Fan , Fangzheng Yan , Chenjia Bai , Jiepeng Wang , Chi Zhang , Zhen Wang , Xuelong Li

The introduction of cheap RGB-D cameras, stereo cameras, and LIDAR devices has given the computer vision community 3D information that conventional RGB cameras cannot provide. This data is often stored as a point cloud. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2018-10-22 Aleksandr Savchenkov , Andrew Davis , Xuan Zhao

Rotational symmetry plays a central role in physics, providing an elegant framework to describe how the properties of 3D objects -- from atoms to the macroscopic scale -- transform under the action of rigid rotations. Equivariant models of…

Chemical Physics · Physics 2025-10-28 Michelangelo Domina , Filippo Bigi , Paolo Pegolo , Michele Ceriotti

To help bridge the gap between internet vision-style problems and the goal of vision for embodied perception we instantiate a large-scale navigation task -- Embodied Question Answering [1] in photo-realistic environments (Matterport 3D). We…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Erik Wijmans , Samyak Datta , Oleksandr Maksymets , Abhishek Das , Georgia Gkioxari , Stefan Lee , Irfan Essa , Devi Parikh , Dhruv Batra

The focal point of egocentric video understanding is modelling hand-object interactions. Standard models -- CNNs, Vision Transformers, etc. -- which receive RGB frames as input perform well, however, their performance improves further by…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Gorjan Radevski , Dusan Grujicic , Matthew Blaschko , Marie-Francine Moens , Tinne Tuytelaars

Robotic manipulation requires understanding both the 3D spatial structure of the environment and its temporal evolution, yet most existing policies overlook one or both. They typically rely on 2D visual observations and backbones pretrained…

This paper addresses a fundamental problem of visuomotor policy learning for robotic manipulation: how to enhance robustness in out-of-distribution execution errors or dynamically re-routing trajectories, where the model relies solely on…

Robotics · Computer Science 2026-04-08 Jiahua Ma , Yiran Qin , Xin Wen , Yixiong Li , Yuyu Sun , Yulan Guo , Liang Lin , Ruimao Zhang

Determining the 3D orientations of an object in an image, known as single-image pose estimation, is a crucial task in 3D vision applications. Existing methods typically learn 3D rotations parametrized in the spatial domain using Euler…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Jongmin Lee , Minsu Cho

Learning representations through deep generative modeling is a powerful approach for dynamical modeling to discover the most simplified and compressed underlying description of the data, to then use it for other tasks such as prediction.…

Machine Learning · Computer Science 2022-03-01 Bahar Azari , Deniz Erdoğmuş

We present DiffPortrait3D, a conditional diffusion model that is capable of synthesizing 3D-consistent photo-realistic novel views from as few as a single in-the-wild portrait. Specifically, given a single RGB input, we aim to synthesize…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Yuming Gu , You Xie , Hongyi Xu , Guoxian Song , Yichun Shi , Di Chang , Jing Yang , Linjie Luo